Home / 4,088.57-5,642.73-2,320.74

Finding the Fourth Proportional to 4,088.57, 5,642.73 and 2,320.74

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Solution

The fourth proportional to 4,088.57, 5,642.73 and 2,320.74 is: 3,202.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,088.57 : 5,642.73 = 2,320.74 : x
  2. Step 2: Convert to fraction form
    4,088.57/5,642.73 = 2,320.74/x
  3. Step 3: Cross multiply
    4,088.57x = 5,642.73 × 2,320.74
  4. Step 4: Simplify right side
    4,088.57x = 13,095,309.22
  5. Step 5: Solve for x
    x = 13,095,309.22/4,088.57
  6. Step 6: Final answer
    x = 3,202.91

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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.