Home / 2,543.16-3,506.76-2,011.08

Finding the Fourth Proportional to 2,543.16, 3,506.76 and 2,011.08

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Solution

The fourth proportional to 2,543.16, 3,506.76 and 2,011.08 is: 2,773.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,543.16 : 3,506.76 = 2,011.08 : x
  2. Step 2: Convert to fraction form
    2,543.16/3,506.76 = 2,011.08/x
  3. Step 3: Cross multiply
    2,543.16x = 3,506.76 × 2,011.08
  4. Step 4: Simplify right side
    2,543.16x = 7,052,374.90
  5. Step 5: Solve for x
    x = 7,052,374.90/2,543.16
  6. Step 6: Final answer
    x = 2,773.08

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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.