Home / 4,887.08-7,330.85-1,555.66

Finding the Fourth Proportional to 4,887.08, 7,330.85 and 1,555.66

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Solution

The fourth proportional to 4,887.08, 7,330.85 and 1,555.66 is: 2,333.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,887.08 : 7,330.85 = 1,555.66 : x
  2. Step 2: Convert to fraction form
    4,887.08/7,330.85 = 1,555.66/x
  3. Step 3: Cross multiply
    4,887.08x = 7,330.85 × 1,555.66
  4. Step 4: Simplify right side
    4,887.08x = 11,404,310.11
  5. Step 5: Solve for x
    x = 11,404,310.11/4,887.08
  6. Step 6: Final answer
    x = 2,333.56

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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.