Home / 10,854.32-14,972.44-6,868.52

Finding the Fourth Proportional to 10,854.32, 14,972.44 and 6,868.52

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Solution

The fourth proportional to 10,854.32, 14,972.44 and 6,868.52 is: 9,474.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,854.32 : 14,972.44 = 6,868.52 : x
  2. Step 2: Convert to fraction form
    10,854.32/14,972.44 = 6,868.52/x
  3. Step 3: Cross multiply
    10,854.32x = 14,972.44 × 6,868.52
  4. Step 4: Simplify right side
    10,854.32x = 102,838,503.59
  5. Step 5: Solve for x
    x = 102,838,503.59/10,854.32
  6. Step 6: Final answer
    x = 9,474.43

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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.