Home / 10,376.43-14,302.40-7,352.57

Finding the Fourth Proportional to 10,376.43, 14,302.40 and 7,352.57

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Solution

The fourth proportional to 10,376.43, 14,302.40 and 7,352.57 is: 10,134.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,376.43 : 14,302.40 = 7,352.57 : x
  2. Step 2: Convert to fraction form
    10,376.43/14,302.40 = 7,352.57/x
  3. Step 3: Cross multiply
    10,376.43x = 14,302.40 × 7,352.57
  4. Step 4: Simplify right side
    10,376.43x = 105,159,325.66
  5. Step 5: Solve for x
    x = 105,159,325.66/10,376.43
  6. Step 6: Final answer
    x = 10,134.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.