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Finding the Fourth Proportional to 9,957.90, 14,939.01 and 3,032.22

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Solution

The fourth proportional to 9,957.90, 14,939.01 and 3,032.22 is: 4,548.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,957.90 : 14,939.01 = 3,032.22 : x
  2. Step 2: Convert to fraction form
    9,957.90/14,939.01 = 3,032.22/x
  3. Step 3: Cross multiply
    9,957.90x = 14,939.01 × 3,032.22
  4. Step 4: Simplify right side
    9,957.90x = 45,298,290.21
  5. Step 5: Solve for x
    x = 45,298,290.21/9,957.90
  6. Step 6: Final answer
    x = 4,548.98

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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.