Home / 1,465.26-2,022.29-934.38

Finding the Fourth Proportional to 1,465.26, 2,022.29 and 934.38

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Solution

The fourth proportional to 1,465.26, 2,022.29 and 934.38 is: 1,289.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465.26 : 2,022.29 = 934.38 : x
  2. Step 2: Convert to fraction form
    1,465.26/2,022.29 = 934.38/x
  3. Step 3: Cross multiply
    1,465.26x = 2,022.29 × 934.38
  4. Step 4: Simplify right side
    1,465.26x = 1,889,583.10
  5. Step 5: Solve for x
    x = 1,889,583.10/1,465.26
  6. Step 6: Final answer
    x = 1,289.58

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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.