Home / 8,359.32-11,535.51-5,000.15

Finding the Fourth Proportional to 8,359.32, 11,535.51 and 5,000.15

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Solution

The fourth proportional to 8,359.32, 11,535.51 and 5,000.15 is: 6,899.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,359.32 : 11,535.51 = 5,000.15 : x
  2. Step 2: Convert to fraction form
    8,359.32/11,535.51 = 5,000.15/x
  3. Step 3: Cross multiply
    8,359.32x = 11,535.51 × 5,000.15
  4. Step 4: Simplify right side
    8,359.32x = 57,679,222.65
  5. Step 5: Solve for x
    x = 57,679,222.65/8,359.32
  6. Step 6: Final answer
    x = 6,899.99

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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.