Home / 9,387.04-14,070.69-4,450.78

Finding the Fourth Proportional to 9,387.04, 14,070.69 and 4,450.78

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Solution

The fourth proportional to 9,387.04, 14,070.69 and 4,450.78 is: 6,671.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,387.04 : 14,070.69 = 4,450.78 : x
  2. Step 2: Convert to fraction form
    9,387.04/14,070.69 = 4,450.78/x
  3. Step 3: Cross multiply
    9,387.04x = 14,070.69 × 4,450.78
  4. Step 4: Simplify right side
    9,387.04x = 62,625,545.64
  5. Step 5: Solve for x
    x = 62,625,545.64/9,387.04
  6. Step 6: Final answer
    x = 6,671.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.