Home / 5,688.30-8,532.45-2,405.10

Finding the Fourth Proportional to 5,688.30, 8,532.45 and 2,405.10

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Solution

The fourth proportional to 5,688.30, 8,532.45 and 2,405.10 is: 3,607.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,688.30 : 8,532.45 = 2,405.10 : x
  2. Step 2: Convert to fraction form
    5,688.30/8,532.45 = 2,405.10/x
  3. Step 3: Cross multiply
    5,688.30x = 8,532.45 × 2,405.10
  4. Step 4: Simplify right side
    5,688.30x = 20,521,395.50
  5. Step 5: Solve for x
    x = 20,521,395.50/5,688.30
  6. Step 6: Final answer
    x = 3,607.65

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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.