Home / 7,452.34-10,288.29-5,221.06

Finding the Fourth Proportional to 7,452.34, 10,288.29 and 5,221.06

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Solution

The fourth proportional to 7,452.34, 10,288.29 and 5,221.06 is: 7,207.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,452.34 : 10,288.29 = 5,221.06 : x
  2. Step 2: Convert to fraction form
    7,452.34/10,288.29 = 5,221.06/x
  3. Step 3: Cross multiply
    7,452.34x = 10,288.29 × 5,221.06
  4. Step 4: Simplify right side
    7,452.34x = 53,715,779.39
  5. Step 5: Solve for x
    x = 53,715,779.39/7,452.34
  6. Step 6: Final answer
    x = 7,207.91

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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.