Home / 7,255.58-10,007.96-5,761.13

Finding the Fourth Proportional to 7,255.58, 10,007.96 and 5,761.13

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Solution

The fourth proportional to 7,255.58, 10,007.96 and 5,761.13 is: 7,946.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,255.58 : 10,007.96 = 5,761.13 : x
  2. Step 2: Convert to fraction form
    7,255.58/10,007.96 = 5,761.13/x
  3. Step 3: Cross multiply
    7,255.58x = 10,007.96 × 5,761.13
  4. Step 4: Simplify right side
    7,255.58x = 57,657,079.75
  5. Step 5: Solve for x
    x = 57,657,079.75/7,255.58
  6. Step 6: Final answer
    x = 7,946.59

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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.