Home / 8,655.24-13,003.67-5,541.30

Finding the Fourth Proportional to 8,655.24, 13,003.67 and 5,541.30

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Solution

The fourth proportional to 8,655.24, 13,003.67 and 5,541.30 is: 8,325.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,655.24 : 13,003.67 = 5,541.30 : x
  2. Step 2: Convert to fraction form
    8,655.24/13,003.67 = 5,541.30/x
  3. Step 3: Cross multiply
    8,655.24x = 13,003.67 × 5,541.30
  4. Step 4: Simplify right side
    8,655.24x = 72,057,208.86
  5. Step 5: Solve for x
    x = 72,057,208.86/8,655.24
  6. Step 6: Final answer
    x = 8,325.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.