Home / 8,867.46-12,237.28-4,888.74

Finding the Fourth Proportional to 8,867.46, 12,237.28 and 4,888.74

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Solution

The fourth proportional to 8,867.46, 12,237.28 and 4,888.74 is: 6,746.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,867.46 : 12,237.28 = 4,888.74 : x
  2. Step 2: Convert to fraction form
    8,867.46/12,237.28 = 4,888.74/x
  3. Step 3: Cross multiply
    8,867.46x = 12,237.28 × 4,888.74
  4. Step 4: Simplify right side
    8,867.46x = 59,824,880.23
  5. Step 5: Solve for x
    x = 59,824,880.23/8,867.46
  6. Step 6: Final answer
    x = 6,746.56

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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.