Home / 10,259.39-14,148.56-6,724.55

Finding the Fourth Proportional to 10,259.39, 14,148.56 and 6,724.55

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Solution

The fourth proportional to 10,259.39, 14,148.56 and 6,724.55 is: 9,273.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,259.39 : 14,148.56 = 6,724.55 : x
  2. Step 2: Convert to fraction form
    10,259.39/14,148.56 = 6,724.55/x
  3. Step 3: Cross multiply
    10,259.39x = 14,148.56 × 6,724.55
  4. Step 4: Simplify right side
    10,259.39x = 95,142,699.15
  5. Step 5: Solve for x
    x = 95,142,699.15/10,259.39
  6. Step 6: Final answer
    x = 9,273.72

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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.