Home / 1,652.32-2,277.66-1,127.44

Finding the Fourth Proportional to 1,652.32, 2,277.66 and 1,127.44

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Solution

The fourth proportional to 1,652.32, 2,277.66 and 1,127.44 is: 1,554.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,652.32 : 2,277.66 = 1,127.44 : x
  2. Step 2: Convert to fraction form
    1,652.32/2,277.66 = 1,127.44/x
  3. Step 3: Cross multiply
    1,652.32x = 2,277.66 × 1,127.44
  4. Step 4: Simplify right side
    1,652.32x = 2,567,924.99
  5. Step 5: Solve for x
    x = 2,567,924.99/1,652.32
  6. Step 6: Final answer
    x = 1,554.13

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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.