Home / 8,631.04-12,947.01-3,697.33

Finding the Fourth Proportional to 8,631.04, 12,947.01 and 3,697.33

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Solution

The fourth proportional to 8,631.04, 12,947.01 and 3,697.33 is: 5,546.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,631.04 : 12,947.01 = 3,697.33 : x
  2. Step 2: Convert to fraction form
    8,631.04/12,947.01 = 3,697.33/x
  3. Step 3: Cross multiply
    8,631.04x = 12,947.01 × 3,697.33
  4. Step 4: Simplify right side
    8,631.04x = 47,869,368.48
  5. Step 5: Solve for x
    x = 47,869,368.48/8,631.04
  6. Step 6: Final answer
    x = 5,546.19

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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.