Home / 8,848.20-12,210.72-5,071.71

Finding the Fourth Proportional to 8,848.20, 12,210.72 and 5,071.71

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Solution

The fourth proportional to 8,848.20, 12,210.72 and 5,071.71 is: 6,999.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,848.20 : 12,210.72 = 5,071.71 : x
  2. Step 2: Convert to fraction form
    8,848.20/12,210.72 = 5,071.71/x
  3. Step 3: Cross multiply
    8,848.20x = 12,210.72 × 5,071.71
  4. Step 4: Simplify right side
    8,848.20x = 61,929,257.50
  5. Step 5: Solve for x
    x = 61,929,257.50/8,848.20
  6. Step 6: Final answer
    x = 6,999.08

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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.