Home / 5,705.96-8,559.18-1,810.28

Finding the Fourth Proportional to 5,705.96, 8,559.18 and 1,810.28

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Solution

The fourth proportional to 5,705.96, 8,559.18 and 1,810.28 is: 2,715.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,705.96 : 8,559.18 = 1,810.28 : x
  2. Step 2: Convert to fraction form
    5,705.96/8,559.18 = 1,810.28/x
  3. Step 3: Cross multiply
    5,705.96x = 8,559.18 × 1,810.28
  4. Step 4: Simplify right side
    5,705.96x = 15,494,512.37
  5. Step 5: Solve for x
    x = 15,494,512.37/5,705.96
  6. Step 6: Final answer
    x = 2,715.50

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Double scale
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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.