Home / 7,238-9,988.98-4,444.04

Finding the Fourth Proportional to 7,238, 9,988.98 and 4,444.04

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Solution

The fourth proportional to 7,238, 9,988.98 and 4,444.04 is: 6,133.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,238 : 9,988.98 = 4,444.04 : x
  2. Step 2: Convert to fraction form
    7,238/9,988.98 = 4,444.04/x
  3. Step 3: Cross multiply
    7,238x = 9,988.98 × 4,444.04
  4. Step 4: Simplify right side
    7,238x = 44,391,426.68
  5. Step 5: Solve for x
    x = 44,391,426.68/7,238
  6. Step 6: Final answer
    x = 6,133.11

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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.