Home / 2,088.18-2,881.68-1,302.22

Finding the Fourth Proportional to 2,088.18, 2,881.68 and 1,302.22

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Solution

The fourth proportional to 2,088.18, 2,881.68 and 1,302.22 is: 1,797.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,088.18 : 2,881.68 = 1,302.22 : x
  2. Step 2: Convert to fraction form
    2,088.18/2,881.68 = 1,302.22/x
  3. Step 3: Cross multiply
    2,088.18x = 2,881.68 × 1,302.22
  4. Step 4: Simplify right side
    2,088.18x = 3,752,581.33
  5. Step 5: Solve for x
    x = 3,752,581.33/2,088.18
  6. Step 6: Final answer
    x = 1,797.06

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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.