Home / 5,987.60-8,981.06-1,827.56

Finding the Fourth Proportional to 5,987.60, 8,981.06 and 1,827.56

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Solution

The fourth proportional to 5,987.60, 8,981.06 and 1,827.56 is: 2,741.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,987.60 : 8,981.06 = 1,827.56 : x
  2. Step 2: Convert to fraction form
    5,987.60/8,981.06 = 1,827.56/x
  3. Step 3: Cross multiply
    5,987.60x = 8,981.06 × 1,827.56
  4. Step 4: Simplify right side
    5,987.60x = 16,413,426.01
  5. Step 5: Solve for x
    x = 16,413,426.01/5,987.60
  6. Step 6: Final answer
    x = 2,741.24

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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.