Home / 8,848.68-12,211.29-4,869.74

Finding the Fourth Proportional to 8,848.68, 12,211.29 and 4,869.74

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Solution

The fourth proportional to 8,848.68, 12,211.29 and 4,869.74 is: 6,720.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,848.68 : 12,211.29 = 4,869.74 : x
  2. Step 2: Convert to fraction form
    8,848.68/12,211.29 = 4,869.74/x
  3. Step 3: Cross multiply
    8,848.68x = 12,211.29 × 4,869.74
  4. Step 4: Simplify right side
    8,848.68x = 59,465,746.31
  5. Step 5: Solve for x
    x = 59,465,746.31/8,848.68
  6. Step 6: Final answer
    x = 6,720.30

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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.