Home / 5,585.40-8,374.32-2,666.16

Finding the Fourth Proportional to 5,585.40, 8,374.32 and 2,666.16

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Solution

The fourth proportional to 5,585.40, 8,374.32 and 2,666.16 is: 3,997.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,585.40 : 8,374.32 = 2,666.16 : x
  2. Step 2: Convert to fraction form
    5,585.40/8,374.32 = 2,666.16/x
  3. Step 3: Cross multiply
    5,585.40x = 8,374.32 × 2,666.16
  4. Step 4: Simplify right side
    5,585.40x = 22,327,277.01
  5. Step 5: Solve for x
    x = 22,327,277.01/5,585.40
  6. Step 6: Final answer
    x = 3,997.44

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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.