Home / 9,434.07-14,154.98-4,990.58

Finding the Fourth Proportional to 9,434.07, 14,154.98 and 4,990.58

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Solution

The fourth proportional to 9,434.07, 14,154.98 and 4,990.58 is: 7,487.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,434.07 : 14,154.98 = 4,990.58 : x
  2. Step 2: Convert to fraction form
    9,434.07/14,154.98 = 4,990.58/x
  3. Step 3: Cross multiply
    9,434.07x = 14,154.98 × 4,990.58
  4. Step 4: Simplify right side
    9,434.07x = 70,641,560.09
  5. Step 5: Solve for x
    x = 70,641,560.09/9,434.07
  6. Step 6: Final answer
    x = 7,487.92

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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.