Home / 8,848.91-12,211.28-5,074.29

Finding the Fourth Proportional to 8,848.91, 12,211.28 and 5,074.29

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Solution

The fourth proportional to 8,848.91, 12,211.28 and 5,074.29 is: 7,002.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,848.91 : 12,211.28 = 5,074.29 : x
  2. Step 2: Convert to fraction form
    8,848.91/12,211.28 = 5,074.29/x
  3. Step 3: Cross multiply
    8,848.91x = 12,211.28 × 5,074.29
  4. Step 4: Simplify right side
    8,848.91x = 61,963,588.68
  5. Step 5: Solve for x
    x = 61,963,588.68/8,848.91
  6. Step 6: Final answer
    x = 7,002.40

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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.