Home / 10,306.02-15,459.06-5,110.68

Finding the Fourth Proportional to 10,306.02, 15,459.06 and 5,110.68

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Solution

The fourth proportional to 10,306.02, 15,459.06 and 5,110.68 is: 7,666.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,306.02 : 15,459.06 = 5,110.68 : x
  2. Step 2: Convert to fraction form
    10,306.02/15,459.06 = 5,110.68/x
  3. Step 3: Cross multiply
    10,306.02x = 15,459.06 × 5,110.68
  4. Step 4: Simplify right side
    10,306.02x = 79,006,308.76
  5. Step 5: Solve for x
    x = 79,006,308.76/10,306.02
  6. Step 6: Final answer
    x = 7,666.03

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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.