Home / 8,930.75-12,325.17-4,953.14

Finding the Fourth Proportional to 8,930.75, 12,325.17 and 4,953.14

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Solution

The fourth proportional to 8,930.75, 12,325.17 and 4,953.14 is: 6,835.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,930.75 : 12,325.17 = 4,953.14 : x
  2. Step 2: Convert to fraction form
    8,930.75/12,325.17 = 4,953.14/x
  3. Step 3: Cross multiply
    8,930.75x = 12,325.17 × 4,953.14
  4. Step 4: Simplify right side
    8,930.75x = 61,048,323.35
  5. Step 5: Solve for x
    x = 61,048,323.35/8,930.75
  6. Step 6: Final answer
    x = 6,835.75

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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.