Home / 7,501.18-10,351.70-4,143.92

Finding the Fourth Proportional to 7,501.18, 10,351.70 and 4,143.92

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Solution

The fourth proportional to 7,501.18, 10,351.70 and 4,143.92 is: 5,718.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,501.18 : 10,351.70 = 4,143.92 : x
  2. Step 2: Convert to fraction form
    7,501.18/10,351.70 = 4,143.92/x
  3. Step 3: Cross multiply
    7,501.18x = 10,351.70 × 4,143.92
  4. Step 4: Simplify right side
    7,501.18x = 42,896,616.66
  5. Step 5: Solve for x
    x = 42,896,616.66/7,501.18
  6. Step 6: Final answer
    x = 5,718.65

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