Home / 8,904.40-12,286.71-4,925.54

Finding the Fourth Proportional to 8,904.40, 12,286.71 and 4,925.54

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Solution

The fourth proportional to 8,904.40, 12,286.71 and 4,925.54 is: 6,796.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,904.40 : 12,286.71 = 4,925.54 : x
  2. Step 2: Convert to fraction form
    8,904.40/12,286.71 = 4,925.54/x
  3. Step 3: Cross multiply
    8,904.40x = 12,286.71 × 4,925.54
  4. Step 4: Simplify right side
    8,904.40x = 60,518,712.29
  5. Step 5: Solve for x
    x = 60,518,712.29/8,904.40
  6. Step 6: Final answer
    x = 6,796.50

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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.