Home / 7,498.98-10,348.09-4,141.80

Finding the Fourth Proportional to 7,498.98, 10,348.09 and 4,141.80

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Solution

The fourth proportional to 7,498.98, 10,348.09 and 4,141.80 is: 5,715.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,498.98 : 10,348.09 = 4,141.80 : x
  2. Step 2: Convert to fraction form
    7,498.98/10,348.09 = 4,141.80/x
  3. Step 3: Cross multiply
    7,498.98x = 10,348.09 × 4,141.80
  4. Step 4: Simplify right side
    7,498.98x = 42,859,708.81
  5. Step 5: Solve for x
    x = 42,859,708.81/7,498.98
  6. Step 6: Final answer
    x = 5,715.41

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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.