Home / 2,292.26-3,418.65-2,070.81

Finding the Fourth Proportional to 2,292.26, 3,418.65 and 2,070.81

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Solution

The fourth proportional to 2,292.26, 3,418.65 and 2,070.81 is: 3,088.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,292.26 : 3,418.65 = 2,070.81 : x
  2. Step 2: Convert to fraction form
    2,292.26/3,418.65 = 2,070.81/x
  3. Step 3: Cross multiply
    2,292.26x = 3,418.65 × 2,070.81
  4. Step 4: Simplify right side
    2,292.26x = 7,079,374.61
  5. Step 5: Solve for x
    x = 7,079,374.61/2,292.26
  6. Step 6: Final answer
    x = 3,088.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.