Home / 8,817.40-12,167.08-5,041.54

Finding the Fourth Proportional to 8,817.40, 12,167.08 and 5,041.54

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Solution

The fourth proportional to 8,817.40, 12,167.08 and 5,041.54 is: 6,956.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,817.40 : 12,167.08 = 5,041.54 : x
  2. Step 2: Convert to fraction form
    8,817.40/12,167.08 = 5,041.54/x
  3. Step 3: Cross multiply
    8,817.40x = 12,167.08 × 5,041.54
  4. Step 4: Simplify right side
    8,817.40x = 61,340,820.50
  5. Step 5: Solve for x
    x = 61,340,820.50/8,817.40
  6. Step 6: Final answer
    x = 6,956.79

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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.