Home / 10,652.18-14,700.07-6,178.59

Finding the Fourth Proportional to 10,652.18, 14,700.07 and 6,178.59

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Solution

The fourth proportional to 10,652.18, 14,700.07 and 6,178.59 is: 8,526.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,652.18 : 14,700.07 = 6,178.59 : x
  2. Step 2: Convert to fraction form
    10,652.18/14,700.07 = 6,178.59/x
  3. Step 3: Cross multiply
    10,652.18x = 14,700.07 × 6,178.59
  4. Step 4: Simplify right side
    10,652.18x = 90,825,705.50
  5. Step 5: Solve for x
    x = 90,825,705.50/10,652.18
  6. Step 6: Final answer
    x = 8,526.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.