Home / 10,313.13-15,462.75-4,763.41

Finding the Fourth Proportional to 10,313.13, 15,462.75 and 4,763.41

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Solution

The fourth proportional to 10,313.13, 15,462.75 and 4,763.41 is: 7,141.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,313.13 : 15,462.75 = 4,763.41 : x
  2. Step 2: Convert to fraction form
    10,313.13/15,462.75 = 4,763.41/x
  3. Step 3: Cross multiply
    10,313.13x = 15,462.75 × 4,763.41
  4. Step 4: Simplify right side
    10,313.13x = 73,655,417.98
  5. Step 5: Solve for x
    x = 73,655,417.98/10,313.13
  6. Step 6: Final answer
    x = 7,141.91

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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.