Home / 12,254.04-16,909.65-6,947.94

Finding the Fourth Proportional to 12,254.04, 16,909.65 and 6,947.94

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Solution

The fourth proportional to 12,254.04, 16,909.65 and 6,947.94 is: 9,587.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,254.04 : 16,909.65 = 6,947.94 : x
  2. Step 2: Convert to fraction form
    12,254.04/16,909.65 = 6,947.94/x
  3. Step 3: Cross multiply
    12,254.04x = 16,909.65 × 6,947.94
  4. Step 4: Simplify right side
    12,254.04x = 117,487,233.62
  5. Step 5: Solve for x
    x = 117,487,233.62/12,254.04
  6. Step 6: Final answer
    x = 9,587.63

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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.