Home / 10,371.78-15,565.77-4,532.46

Finding the Fourth Proportional to 10,371.78, 15,565.77 and 4,532.46

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Solution

The fourth proportional to 10,371.78, 15,565.77 and 4,532.46 is: 6,802.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,371.78 : 15,565.77 = 4,532.46 : x
  2. Step 2: Convert to fraction form
    10,371.78/15,565.77 = 4,532.46/x
  3. Step 3: Cross multiply
    10,371.78x = 15,565.77 × 4,532.46
  4. Step 4: Simplify right side
    10,371.78x = 70,551,229.89
  5. Step 5: Solve for x
    x = 70,551,229.89/10,371.78
  6. Step 6: Final answer
    x = 6,802.23

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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.