Home / 10,130.86-15,200.83-6,432.10

Finding the Fourth Proportional to 10,130.86, 15,200.83 and 6,432.10

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Solution

The fourth proportional to 10,130.86, 15,200.83 and 6,432.10 is: 9,651.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,130.86 : 15,200.83 = 6,432.10 : x
  2. Step 2: Convert to fraction form
    10,130.86/15,200.83 = 6,432.10/x
  3. Step 3: Cross multiply
    10,130.86x = 15,200.83 × 6,432.10
  4. Step 4: Simplify right side
    10,130.86x = 97,773,182.64
  5. Step 5: Solve for x
    x = 97,773,182.64/10,130.86
  6. Step 6: Final answer
    x = 9,651.03

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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.