Home / 7,506.25-10,357.73-4,148.61

Finding the Fourth Proportional to 7,506.25, 10,357.73 and 4,148.61

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Solution

The fourth proportional to 7,506.25, 10,357.73 and 4,148.61 is: 5,724.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,506.25 : 10,357.73 = 4,148.61 : x
  2. Step 2: Convert to fraction form
    7,506.25/10,357.73 = 4,148.61/x
  3. Step 3: Cross multiply
    7,506.25x = 10,357.73 × 4,148.61
  4. Step 4: Simplify right side
    7,506.25x = 42,970,177.07
  5. Step 5: Solve for x
    x = 42,970,177.07/7,506.25
  6. Step 6: Final answer
    x = 5,724.59

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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.