Home / 7,532.30-10,389.39-5,298.86

Finding the Fourth Proportional to 7,532.30, 10,389.39 and 5,298.86

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Solution

The fourth proportional to 7,532.30, 10,389.39 and 5,298.86 is: 7,308.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,532.30 : 10,389.39 = 5,298.86 : x
  2. Step 2: Convert to fraction form
    7,532.30/10,389.39 = 5,298.86/x
  3. Step 3: Cross multiply
    7,532.30x = 10,389.39 × 5,298.86
  4. Step 4: Simplify right side
    7,532.30x = 55,051,923.10
  5. Step 5: Solve for x
    x = 55,051,923.10/7,532.30
  6. Step 6: Final answer
    x = 7,308.78

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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.