Home / 1,574.48-2,167.26-1,367.12

Finding the Fourth Proportional to 1,574.48, 2,167.26 and 1,367.12

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Solution

The fourth proportional to 1,574.48, 2,167.26 and 1,367.12 is: 1,881.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574.48 : 2,167.26 = 1,367.12 : x
  2. Step 2: Convert to fraction form
    1,574.48/2,167.26 = 1,367.12/x
  3. Step 3: Cross multiply
    1,574.48x = 2,167.26 × 1,367.12
  4. Step 4: Simplify right side
    1,574.48x = 2,962,904.49
  5. Step 5: Solve for x
    x = 2,962,904.49/1,574.48
  6. Step 6: Final answer
    x = 1,881.83

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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.