Home / 8,258.46-12,371.13-4,969.68

Finding the Fourth Proportional to 8,258.46, 12,371.13 and 4,969.68

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Solution

The fourth proportional to 8,258.46, 12,371.13 and 4,969.68 is: 7,444.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,258.46 : 12,371.13 = 4,969.68 : x
  2. Step 2: Convert to fraction form
    8,258.46/12,371.13 = 4,969.68/x
  3. Step 3: Cross multiply
    8,258.46x = 12,371.13 × 4,969.68
  4. Step 4: Simplify right side
    8,258.46x = 61,480,557.34
  5. Step 5: Solve for x
    x = 61,480,557.34/8,258.46
  6. Step 6: Final answer
    x = 7,444.55

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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.