Home / 10,412.28-15,618.06-4,862.34

Finding the Fourth Proportional to 10,412.28, 15,618.06 and 4,862.34

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Solution

The fourth proportional to 10,412.28, 15,618.06 and 4,862.34 is: 7,293.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,412.28 : 15,618.06 = 4,862.34 : x
  2. Step 2: Convert to fraction form
    10,412.28/15,618.06 = 4,862.34/x
  3. Step 3: Cross multiply
    10,412.28x = 15,618.06 × 4,862.34
  4. Step 4: Simplify right side
    10,412.28x = 75,940,317.86
  5. Step 5: Solve for x
    x = 75,940,317.86/10,412.28
  6. Step 6: Final answer
    x = 7,293.34

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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.