Home / 5,579.46-8,368.95-1,683.75

Finding the Fourth Proportional to 5,579.46, 8,368.95 and 1,683.75

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Solution

The fourth proportional to 5,579.46, 8,368.95 and 1,683.75 is: 2,525.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,579.46 : 8,368.95 = 1,683.75 : x
  2. Step 2: Convert to fraction form
    5,579.46/8,368.95 = 1,683.75/x
  3. Step 3: Cross multiply
    5,579.46x = 8,368.95 × 1,683.75
  4. Step 4: Simplify right side
    5,579.46x = 14,091,219.56
  5. Step 5: Solve for x
    x = 14,091,219.56/5,579.46
  6. Step 6: Final answer
    x = 2,525.55

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.