Home / 2,586.61-3,568.01-1,877.63

Finding the Fourth Proportional to 2,586.61, 3,568.01 and 1,877.63

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Solution

The fourth proportional to 2,586.61, 3,568.01 and 1,877.63 is: 2,590.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,586.61 : 3,568.01 = 1,877.63 : x
  2. Step 2: Convert to fraction form
    2,586.61/3,568.01 = 1,877.63/x
  3. Step 3: Cross multiply
    2,586.61x = 3,568.01 × 1,877.63
  4. Step 4: Simplify right side
    2,586.61x = 6,699,375.39
  5. Step 5: Solve for x
    x = 6,699,375.39/2,586.61
  6. Step 6: Final answer
    x = 2,590.02

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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.