Home / 2,125.58-2,932.31-1,417.24

Finding the Fourth Proportional to 2,125.58, 2,932.31 and 1,417.24

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Solution

The fourth proportional to 2,125.58, 2,932.31 and 1,417.24 is: 1,955.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125.58 : 2,932.31 = 1,417.24 : x
  2. Step 2: Convert to fraction form
    2,125.58/2,932.31 = 1,417.24/x
  3. Step 3: Cross multiply
    2,125.58x = 2,932.31 × 1,417.24
  4. Step 4: Simplify right side
    2,125.58x = 4,155,765.28
  5. Step 5: Solve for x
    x = 4,155,765.28/2,125.58
  6. Step 6: Final answer
    x = 1,955.12

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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.