Home / 4,723.77-7,081.55-1,948.71

Finding the Fourth Proportional to 4,723.77, 7,081.55 and 1,948.71

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Solution

The fourth proportional to 4,723.77, 7,081.55 and 1,948.71 is: 2,921.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,723.77 : 7,081.55 = 1,948.71 : x
  2. Step 2: Convert to fraction form
    4,723.77/7,081.55 = 1,948.71/x
  3. Step 3: Cross multiply
    4,723.77x = 7,081.55 × 1,948.71
  4. Step 4: Simplify right side
    4,723.77x = 13,799,877.56
  5. Step 5: Solve for x
    x = 13,799,877.56/4,723.77
  6. Step 6: Final answer
    x = 2,921.37

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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.