Home / 8,281.23-12,417.95-2,436.68

Finding the Fourth Proportional to 8,281.23, 12,417.95 and 2,436.68

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Solution

The fourth proportional to 8,281.23, 12,417.95 and 2,436.68 is: 3,653.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,281.23 : 12,417.95 = 2,436.68 : x
  2. Step 2: Convert to fraction form
    8,281.23/12,417.95 = 2,436.68/x
  3. Step 3: Cross multiply
    8,281.23x = 12,417.95 × 2,436.68
  4. Step 4: Simplify right side
    8,281.23x = 30,258,508.32
  5. Step 5: Solve for x
    x = 30,258,508.32/8,281.23
  6. Step 6: Final answer
    x = 3,653.87

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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.