Home / 8,089.20-11,160.50-4,901.48

Finding the Fourth Proportional to 8,089.20, 11,160.50 and 4,901.48

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Solution

The fourth proportional to 8,089.20, 11,160.50 and 4,901.48 is: 6,762.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,089.20 : 11,160.50 = 4,901.48 : x
  2. Step 2: Convert to fraction form
    8,089.20/11,160.50 = 4,901.48/x
  3. Step 3: Cross multiply
    8,089.20x = 11,160.50 × 4,901.48
  4. Step 4: Simplify right side
    8,089.20x = 54,702,887.23
  5. Step 5: Solve for x
    x = 54,702,887.23/8,089.20
  6. Step 6: Final answer
    x = 6,762.46

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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.