Home / 7,486.16-10,324.68-5,619.92

Finding the Fourth Proportional to 7,486.16, 10,324.68 and 5,619.92

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Solution

The fourth proportional to 7,486.16, 10,324.68 and 5,619.92 is: 7,750.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,486.16 : 10,324.68 = 5,619.92 : x
  2. Step 2: Convert to fraction form
    7,486.16/10,324.68 = 5,619.92/x
  3. Step 3: Cross multiply
    7,486.16x = 10,324.68 × 5,619.92
  4. Step 4: Simplify right side
    7,486.16x = 58,023,875.63
  5. Step 5: Solve for x
    x = 58,023,875.63/7,486.16
  6. Step 6: Final answer
    x = 7,750.82

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1.5x scale

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.