Home / 10,371.48-15,557.19-2,975.76

Finding the Fourth Proportional to 10,371.48, 15,557.19 and 2,975.76

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Solution

The fourth proportional to 10,371.48, 15,557.19 and 2,975.76 is: 4,463.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,371.48 : 15,557.19 = 2,975.76 : x
  2. Step 2: Convert to fraction form
    10,371.48/15,557.19 = 2,975.76/x
  3. Step 3: Cross multiply
    10,371.48x = 15,557.19 × 2,975.76
  4. Step 4: Simplify right side
    10,371.48x = 46,294,463.71
  5. Step 5: Solve for x
    x = 46,294,463.71/10,371.48
  6. Step 6: Final answer
    x = 4,463.63

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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.