Home / 7,357.57-10,148.36-5,089.61

Finding the Fourth Proportional to 7,357.57, 10,148.36 and 5,089.61

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Solution

The fourth proportional to 7,357.57, 10,148.36 and 5,089.61 is: 7,020.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,357.57 : 10,148.36 = 5,089.61 : x
  2. Step 2: Convert to fraction form
    7,357.57/10,148.36 = 5,089.61/x
  3. Step 3: Cross multiply
    7,357.57x = 10,148.36 × 5,089.61
  4. Step 4: Simplify right side
    7,357.57x = 51,651,194.46
  5. Step 5: Solve for x
    x = 51,651,194.46/7,357.57
  6. Step 6: Final answer
    x = 7,020.15

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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.