Home / 8,969.34-13,436.28-6,151.26

Finding the Fourth Proportional to 8,969.34, 13,436.28 and 6,151.26

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Solution

The fourth proportional to 8,969.34, 13,436.28 and 6,151.26 is: 9,214.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,969.34 : 13,436.28 = 6,151.26 : x
  2. Step 2: Convert to fraction form
    8,969.34/13,436.28 = 6,151.26/x
  3. Step 3: Cross multiply
    8,969.34x = 13,436.28 × 6,151.26
  4. Step 4: Simplify right side
    8,969.34x = 82,650,051.71
  5. Step 5: Solve for x
    x = 82,650,051.71/8,969.34
  6. Step 6: Final answer
    x = 9,214.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.