Home / 10,332.50-14,261.28-6,143.18

Finding the Fourth Proportional to 10,332.50, 14,261.28 and 6,143.18

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Solution

The fourth proportional to 10,332.50, 14,261.28 and 6,143.18 is: 8,479.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,332.50 : 14,261.28 = 6,143.18 : x
  2. Step 2: Convert to fraction form
    10,332.50/14,261.28 = 6,143.18/x
  3. Step 3: Cross multiply
    10,332.50x = 14,261.28 × 6,143.18
  4. Step 4: Simplify right side
    10,332.50x = 87,609,610.07
  5. Step 5: Solve for x
    x = 87,609,610.07/10,332.50
  6. Step 6: Final answer
    x = 8,479.03

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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.