Home / 4,887.52-7,332.24-1,809.76

Finding the Fourth Proportional to 4,887.52, 7,332.24 and 1,809.76

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Solution

The fourth proportional to 4,887.52, 7,332.24 and 1,809.76 is: 2,715.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,887.52 : 7,332.24 = 1,809.76 : x
  2. Step 2: Convert to fraction form
    4,887.52/7,332.24 = 1,809.76/x
  3. Step 3: Cross multiply
    4,887.52x = 7,332.24 × 1,809.76
  4. Step 4: Simplify right side
    4,887.52x = 13,269,594.66
  5. Step 5: Solve for x
    x = 13,269,594.66/4,887.52
  6. Step 6: Final answer
    x = 2,715.00

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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.