Home / 4,527.40-6,248.58-2,640.08

Finding the Fourth Proportional to 4,527.40, 6,248.58 and 2,640.08

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Solution

The fourth proportional to 4,527.40, 6,248.58 and 2,640.08 is: 3,643.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,527.40 : 6,248.58 = 2,640.08 : x
  2. Step 2: Convert to fraction form
    4,527.40/6,248.58 = 2,640.08/x
  3. Step 3: Cross multiply
    4,527.40x = 6,248.58 × 2,640.08
  4. Step 4: Simplify right side
    4,527.40x = 16,496,751.09
  5. Step 5: Solve for x
    x = 16,496,751.09/4,527.40
  6. Step 6: Final answer
    x = 3,643.76

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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.