Home / 10,532.60-15,800.74-3,136.30

Finding the Fourth Proportional to 10,532.60, 15,800.74 and 3,136.30

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Solution

The fourth proportional to 10,532.60, 15,800.74 and 3,136.30 is: 4,705.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,532.60 : 15,800.74 = 3,136.30 : x
  2. Step 2: Convert to fraction form
    10,532.60/15,800.74 = 3,136.30/x
  3. Step 3: Cross multiply
    10,532.60x = 15,800.74 × 3,136.30
  4. Step 4: Simplify right side
    10,532.60x = 49,555,860.86
  5. Step 5: Solve for x
    x = 49,555,860.86/10,532.60
  6. Step 6: Final answer
    x = 4,705.00

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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.