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Finding the Fourth Proportional to 9,357.51, 14,042.04 and 4,359

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Solution

The fourth proportional to 9,357.51, 14,042.04 and 4,359 is: 6,541.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,357.51 : 14,042.04 = 4,359 : x
  2. Step 2: Convert to fraction form
    9,357.51/14,042.04 = 4,359/x
  3. Step 3: Cross multiply
    9,357.51x = 14,042.04 × 4,359
  4. Step 4: Simplify right side
    9,357.51x = 61,209,252.36
  5. Step 5: Solve for x
    x = 61,209,252.36/9,357.51
  6. Step 6: Final answer
    x = 6,541.19

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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.