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Finding the Fourth Proportional to 7,981.03, 11,013.82 and 4,444.93

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Solution

The fourth proportional to 7,981.03, 11,013.82 and 4,444.93 is: 6,134.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,981.03 : 11,013.82 = 4,444.93 : x
  2. Step 2: Convert to fraction form
    7,981.03/11,013.82 = 4,444.93/x
  3. Step 3: Cross multiply
    7,981.03x = 11,013.82 × 4,444.93
  4. Step 4: Simplify right side
    7,981.03x = 48,955,624.64
  5. Step 5: Solve for x
    x = 48,955,624.64/7,981.03
  6. Step 6: Final answer
    x = 6,134.00

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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.