Home / 7,922.04-10,931.97-4,385.04

Finding the Fourth Proportional to 7,922.04, 10,931.97 and 4,385.04

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Solution

The fourth proportional to 7,922.04, 10,931.97 and 4,385.04 is: 6,051.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,922.04 : 10,931.97 = 4,385.04 : x
  2. Step 2: Convert to fraction form
    7,922.04/10,931.97 = 4,385.04/x
  3. Step 3: Cross multiply
    7,922.04x = 10,931.97 × 4,385.04
  4. Step 4: Simplify right side
    7,922.04x = 47,937,125.73
  5. Step 5: Solve for x
    x = 47,937,125.73/7,922.04
  6. Step 6: Final answer
    x = 6,051.11

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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.