Home / 2,088.15-2,881.64-1,302.19

Finding the Fourth Proportional to 2,088.15, 2,881.64 and 1,302.19

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Solution

The fourth proportional to 2,088.15, 2,881.64 and 1,302.19 is: 1,797.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,088.15 : 2,881.64 = 1,302.19 : x
  2. Step 2: Convert to fraction form
    2,088.15/2,881.64 = 1,302.19/x
  3. Step 3: Cross multiply
    2,088.15x = 2,881.64 × 1,302.19
  4. Step 4: Simplify right side
    2,088.15x = 3,752,438.84
  5. Step 5: Solve for x
    x = 3,752,438.84/2,088.15
  6. Step 6: Final answer
    x = 1,797.02

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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.