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Finding the Fourth Proportional to 9,957.51, 14,927.03 and 4,407.89

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Solution

The fourth proportional to 9,957.51, 14,927.03 and 4,407.89 is: 6,607.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,957.51 : 14,927.03 = 4,407.89 : x
  2. Step 2: Convert to fraction form
    9,957.51/14,927.03 = 4,407.89/x
  3. Step 3: Cross multiply
    9,957.51x = 14,927.03 × 4,407.89
  4. Step 4: Simplify right side
    9,957.51x = 65,796,684.23
  5. Step 5: Solve for x
    x = 65,796,684.23/9,957.51
  6. Step 6: Final answer
    x = 6,607.75

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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.