Home / 10,666.02-16,002.28-6,274.20

Finding the Fourth Proportional to 10,666.02, 16,002.28 and 6,274.20

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Solution

The fourth proportional to 10,666.02, 16,002.28 and 6,274.20 is: 9,413.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,666.02 : 16,002.28 = 6,274.20 : x
  2. Step 2: Convert to fraction form
    10,666.02/16,002.28 = 6,274.20/x
  3. Step 3: Cross multiply
    10,666.02x = 16,002.28 × 6,274.20
  4. Step 4: Simplify right side
    10,666.02x = 100,401,505.18
  5. Step 5: Solve for x
    x = 100,401,505.18/10,666.02
  6. Step 6: Final answer
    x = 9,413.21

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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.