Home / 4,079.80-5,626.32-2,585.08

Finding the Fourth Proportional to 4,079.80, 5,626.32 and 2,585.08

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Solution

The fourth proportional to 4,079.80, 5,626.32 and 2,585.08 is: 3,565.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,079.80 : 5,626.32 = 2,585.08 : x
  2. Step 2: Convert to fraction form
    4,079.80/5,626.32 = 2,585.08/x
  3. Step 3: Cross multiply
    4,079.80x = 5,626.32 × 2,585.08
  4. Step 4: Simplify right side
    4,079.80x = 14,544,487.31
  5. Step 5: Solve for x
    x = 14,544,487.31/4,079.80
  6. Step 6: Final answer
    x = 3,565.00

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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.