Home / 7,373.79-11,060.82-2,988.18

Finding the Fourth Proportional to 7,373.79, 11,060.82 and 2,988.18

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Solution

The fourth proportional to 7,373.79, 11,060.82 and 2,988.18 is: 4,482.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,373.79 : 11,060.82 = 2,988.18 : x
  2. Step 2: Convert to fraction form
    7,373.79/11,060.82 = 2,988.18/x
  3. Step 3: Cross multiply
    7,373.79x = 11,060.82 × 2,988.18
  4. Step 4: Simplify right side
    7,373.79x = 33,051,721.11
  5. Step 5: Solve for x
    x = 33,051,721.11/7,373.79
  6. Step 6: Final answer
    x = 4,482.32

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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.