Home / 9,583.35-14,373.80-7,121.76

Finding the Fourth Proportional to 9,583.35, 14,373.80 and 7,121.76

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Solution

The fourth proportional to 9,583.35, 14,373.80 and 7,121.76 is: 10,681.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,583.35 : 14,373.80 = 7,121.76 : x
  2. Step 2: Convert to fraction form
    9,583.35/14,373.80 = 7,121.76/x
  3. Step 3: Cross multiply
    9,583.35x = 14,373.80 × 7,121.76
  4. Step 4: Simplify right side
    9,583.35x = 102,366,753.89
  5. Step 5: Solve for x
    x = 102,366,753.89/9,583.35
  6. Step 6: Final answer
    x = 10,681.73

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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.