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Finding the Fourth Proportional to 10,401.99, 15,602.84 and 9,737.12

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Solution

The fourth proportional to 10,401.99, 15,602.84 and 9,737.12 is: 14,605.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,401.99 : 15,602.84 = 9,737.12 : x
  2. Step 2: Convert to fraction form
    10,401.99/15,602.84 = 9,737.12/x
  3. Step 3: Cross multiply
    10,401.99x = 15,602.84 × 9,737.12
  4. Step 4: Simplify right side
    10,401.99x = 151,926,647.41
  5. Step 5: Solve for x
    x = 151,926,647.41/10,401.99
  6. Step 6: Final answer
    x = 14,605.54

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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.