Home / 4,527.42-6,248.51-2,640.12

Finding the Fourth Proportional to 4,527.42, 6,248.51 and 2,640.12

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Solution

The fourth proportional to 4,527.42, 6,248.51 and 2,640.12 is: 3,643.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,527.42 : 6,248.51 = 2,640.12 : x
  2. Step 2: Convert to fraction form
    4,527.42/6,248.51 = 2,640.12/x
  3. Step 3: Cross multiply
    4,527.42x = 6,248.51 × 2,640.12
  4. Step 4: Simplify right side
    4,527.42x = 16,496,816.22
  5. Step 5: Solve for x
    x = 16,496,816.22/4,527.42
  6. Step 6: Final answer
    x = 3,643.76

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Half scale
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Double scale
Find fourth proportional to 4,528.42, 6,249.89 and 2,641.12
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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.