Home / 10,253.02-15,344.70-6,557.80

Finding the Fourth Proportional to 10,253.02, 15,344.70 and 6,557.80

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Solution

The fourth proportional to 10,253.02, 15,344.70 and 6,557.80 is: 9,814.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,253.02 : 15,344.70 = 6,557.80 : x
  2. Step 2: Convert to fraction form
    10,253.02/15,344.70 = 6,557.80/x
  3. Step 3: Cross multiply
    10,253.02x = 15,344.70 × 6,557.80
  4. Step 4: Simplify right side
    10,253.02x = 100,627,473.66
  5. Step 5: Solve for x
    x = 100,627,473.66/10,253.02
  6. Step 6: Final answer
    x = 9,814.42

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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.