Home / 8,934.61-12,330.52-4,957

Finding the Fourth Proportional to 8,934.61, 12,330.52 and 4,957

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Solution

The fourth proportional to 8,934.61, 12,330.52 and 4,957 is: 6,841.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,934.61 : 12,330.52 = 4,957 : x
  2. Step 2: Convert to fraction form
    8,934.61/12,330.52 = 4,957/x
  3. Step 3: Cross multiply
    8,934.61x = 12,330.52 × 4,957
  4. Step 4: Simplify right side
    8,934.61x = 61,122,387.64
  5. Step 5: Solve for x
    x = 61,122,387.64/8,934.61
  6. Step 6: Final answer
    x = 6,841.08

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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.