Home / 7,393.28-10,202.58-4,036.09

Finding the Fourth Proportional to 7,393.28, 10,202.58 and 4,036.09

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Solution

The fourth proportional to 7,393.28, 10,202.58 and 4,036.09 is: 5,569.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,393.28 : 10,202.58 = 4,036.09 : x
  2. Step 2: Convert to fraction form
    7,393.28/10,202.58 = 4,036.09/x
  3. Step 3: Cross multiply
    7,393.28x = 10,202.58 × 4,036.09
  4. Step 4: Simplify right side
    7,393.28x = 41,178,505.61
  5. Step 5: Solve for x
    x = 41,178,505.61/7,393.28
  6. Step 6: Final answer
    x = 5,569.72

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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.