Home / 5,921.52-8,883.75-1,761.51

Finding the Fourth Proportional to 5,921.52, 8,883.75 and 1,761.51

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Solution

The fourth proportional to 5,921.52, 8,883.75 and 1,761.51 is: 2,642.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,921.52 : 8,883.75 = 1,761.51 : x
  2. Step 2: Convert to fraction form
    5,921.52/8,883.75 = 1,761.51/x
  3. Step 3: Cross multiply
    5,921.52x = 8,883.75 × 1,761.51
  4. Step 4: Simplify right side
    5,921.52x = 15,648,814.46
  5. Step 5: Solve for x
    x = 15,648,814.46/5,921.52
  6. Step 6: Final answer
    x = 2,642.70

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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.