Home / 7,498.80-10,351.26-6,711.48

Finding the Fourth Proportional to 7,498.80, 10,351.26 and 6,711.48

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Solution

The fourth proportional to 7,498.80, 10,351.26 and 6,711.48 is: 9,264.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,498.80 : 10,351.26 = 6,711.48 : x
  2. Step 2: Convert to fraction form
    7,498.80/10,351.26 = 6,711.48/x
  3. Step 3: Cross multiply
    7,498.80x = 10,351.26 × 6,711.48
  4. Step 4: Simplify right side
    7,498.80x = 69,472,274.46
  5. Step 5: Solve for x
    x = 69,472,274.46/7,498.80
  6. Step 6: Final answer
    x = 9,264.45

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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.