Home / 2,329.19-3,214.17-1,445.07

Finding the Fourth Proportional to 2,329.19, 3,214.17 and 1,445.07

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Solution

The fourth proportional to 2,329.19, 3,214.17 and 1,445.07 is: 1,994.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,329.19 : 3,214.17 = 1,445.07 : x
  2. Step 2: Convert to fraction form
    2,329.19/3,214.17 = 1,445.07/x
  3. Step 3: Cross multiply
    2,329.19x = 3,214.17 × 1,445.07
  4. Step 4: Simplify right side
    2,329.19x = 4,644,700.64
  5. Step 5: Solve for x
    x = 4,644,700.64/2,329.19
  6. Step 6: Final answer
    x = 1,994.13

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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.