Home / 2,565.92-3,538.40-2,427.16

Finding the Fourth Proportional to 2,565.92, 3,538.40 and 2,427.16

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Solution

The fourth proportional to 2,565.92, 3,538.40 and 2,427.16 is: 3,347.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,565.92 : 3,538.40 = 2,427.16 : x
  2. Step 2: Convert to fraction form
    2,565.92/3,538.40 = 2,427.16/x
  3. Step 3: Cross multiply
    2,565.92x = 3,538.40 × 2,427.16
  4. Step 4: Simplify right side
    2,565.92x = 8,588,262.94
  5. Step 5: Solve for x
    x = 8,588,262.94/2,565.92
  6. Step 6: Final answer
    x = 3,347.05

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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.