Home / 10,277.30-14,177.45-6,243.06

Finding the Fourth Proportional to 10,277.30, 14,177.45 and 6,243.06

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Solution

The fourth proportional to 10,277.30, 14,177.45 and 6,243.06 is: 8,612.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,277.30 : 14,177.45 = 6,243.06 : x
  2. Step 2: Convert to fraction form
    10,277.30/14,177.45 = 6,243.06/x
  3. Step 3: Cross multiply
    10,277.30x = 14,177.45 × 6,243.06
  4. Step 4: Simplify right side
    10,277.30x = 88,510,724.89
  5. Step 5: Solve for x
    x = 88,510,724.89/10,277.30
  6. Step 6: Final answer
    x = 8,612.25

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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.