Home / 1,524.16-2,277.77-1,378.36

Finding the Fourth Proportional to 1,524.16, 2,277.77 and 1,378.36

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Solution

The fourth proportional to 1,524.16, 2,277.77 and 1,378.36 is: 2,059.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,524.16 : 2,277.77 = 1,378.36 : x
  2. Step 2: Convert to fraction form
    1,524.16/2,277.77 = 1,378.36/x
  3. Step 3: Cross multiply
    1,524.16x = 2,277.77 × 1,378.36
  4. Step 4: Simplify right side
    1,524.16x = 3,139,587.06
  5. Step 5: Solve for x
    x = 3,139,587.06/1,524.16
  6. Step 6: Final answer
    x = 2,059.88

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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.