Home / 9,841.20-14,758.12-4,218.16

Finding the Fourth Proportional to 9,841.20, 14,758.12 and 4,218.16

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Solution

The fourth proportional to 9,841.20, 14,758.12 and 4,218.16 is: 6,325.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,841.20 : 14,758.12 = 4,218.16 : x
  2. Step 2: Convert to fraction form
    9,841.20/14,758.12 = 4,218.16/x
  3. Step 3: Cross multiply
    9,841.20x = 14,758.12 × 4,218.16
  4. Step 4: Simplify right side
    9,841.20x = 62,252,111.46
  5. Step 5: Solve for x
    x = 62,252,111.46/9,841.20
  6. Step 6: Final answer
    x = 6,325.66

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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.