Home / 7,364.16-10,157.52-5,239.20

Finding the Fourth Proportional to 7,364.16, 10,157.52 and 5,239.20

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Solution

The fourth proportional to 7,364.16, 10,157.52 and 5,239.20 is: 7,226.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,364.16 : 10,157.52 = 5,239.20 : x
  2. Step 2: Convert to fraction form
    7,364.16/10,157.52 = 5,239.20/x
  3. Step 3: Cross multiply
    7,364.16x = 10,157.52 × 5,239.20
  4. Step 4: Simplify right side
    7,364.16x = 53,217,278.78
  5. Step 5: Solve for x
    x = 53,217,278.78/7,364.16
  6. Step 6: Final answer
    x = 7,226.52

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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.