Home / 9,921.79-14,887.24-4,301.18

Finding the Fourth Proportional to 9,921.79, 14,887.24 and 4,301.18

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Solution

The fourth proportional to 9,921.79, 14,887.24 and 4,301.18 is: 6,453.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,921.79 : 14,887.24 = 4,301.18 : x
  2. Step 2: Convert to fraction form
    9,921.79/14,887.24 = 4,301.18/x
  3. Step 3: Cross multiply
    9,921.79x = 14,887.24 × 4,301.18
  4. Step 4: Simplify right side
    9,921.79x = 64,032,635.26
  5. Step 5: Solve for x
    x = 64,032,635.26/9,921.79
  6. Step 6: Final answer
    x = 6,453.74

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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.