Home / 4,881.60-7,321.65-1,594.71

Finding the Fourth Proportional to 4,881.60, 7,321.65 and 1,594.71

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Solution

The fourth proportional to 4,881.60, 7,321.65 and 1,594.71 is: 2,391.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,881.60 : 7,321.65 = 1,594.71 : x
  2. Step 2: Convert to fraction form
    4,881.60/7,321.65 = 1,594.71/x
  3. Step 3: Cross multiply
    4,881.60x = 7,321.65 × 1,594.71
  4. Step 4: Simplify right side
    4,881.60x = 11,675,908.47
  5. Step 5: Solve for x
    x = 11,675,908.47/4,881.60
  6. Step 6: Final answer
    x = 2,391.82

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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.