Home / 5,746.10-8,619.15-2,830.10

Finding the Fourth Proportional to 5,746.10, 8,619.15 and 2,830.10

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Solution

The fourth proportional to 5,746.10, 8,619.15 and 2,830.10 is: 4,245.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,746.10 : 8,619.15 = 2,830.10 : x
  2. Step 2: Convert to fraction form
    5,746.10/8,619.15 = 2,830.10/x
  3. Step 3: Cross multiply
    5,746.10x = 8,619.15 × 2,830.10
  4. Step 4: Simplify right side
    5,746.10x = 24,393,056.42
  5. Step 5: Solve for x
    x = 24,393,056.42/5,746.10
  6. Step 6: Final answer
    x = 4,245.15

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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.