Home / 8,927.58-12,306.42-6,267.54

Finding the Fourth Proportional to 8,927.58, 12,306.42 and 6,267.54

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Solution

The fourth proportional to 8,927.58, 12,306.42 and 6,267.54 is: 8,639.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,927.58 : 12,306.42 = 6,267.54 : x
  2. Step 2: Convert to fraction form
    8,927.58/12,306.42 = 6,267.54/x
  3. Step 3: Cross multiply
    8,927.58x = 12,306.42 × 6,267.54
  4. Step 4: Simplify right side
    8,927.58x = 77,130,979.61
  5. Step 5: Solve for x
    x = 77,130,979.61/8,927.58
  6. Step 6: Final answer
    x = 8,639.63

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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.