Home / 10,240.23-15,366.33-4,316.76

Finding the Fourth Proportional to 10,240.23, 15,366.33 and 4,316.76

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Solution

The fourth proportional to 10,240.23, 15,366.33 and 4,316.76 is: 6,477.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,240.23 : 15,366.33 = 4,316.76 : x
  2. Step 2: Convert to fraction form
    10,240.23/15,366.33 = 4,316.76/x
  3. Step 3: Cross multiply
    10,240.23x = 15,366.33 × 4,316.76
  4. Step 4: Simplify right side
    10,240.23x = 66,332,758.69
  5. Step 5: Solve for x
    x = 66,332,758.69/10,240.23
  6. Step 6: Final answer
    x = 6,477.66

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1.5x scale

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.