Home / 1,465.72-2,023.46-1,133.44

Finding the Fourth Proportional to 1,465.72, 2,023.46 and 1,133.44

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Solution

The fourth proportional to 1,465.72, 2,023.46 and 1,133.44 is: 1,564.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465.72 : 2,023.46 = 1,133.44 : x
  2. Step 2: Convert to fraction form
    1,465.72/2,023.46 = 1,133.44/x
  3. Step 3: Cross multiply
    1,465.72x = 2,023.46 × 1,133.44
  4. Step 4: Simplify right side
    1,465.72x = 2,293,470.50
  5. Step 5: Solve for x
    x = 2,293,470.50/1,465.72
  6. Step 6: Final answer
    x = 1,564.74

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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.