Home / 1,756.28-2,423.72-1,057.25

Finding the Fourth Proportional to 1,756.28, 2,423.72 and 1,057.25

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Solution

The fourth proportional to 1,756.28, 2,423.72 and 1,057.25 is: 1,459.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,756.28 : 2,423.72 = 1,057.25 : x
  2. Step 2: Convert to fraction form
    1,756.28/2,423.72 = 1,057.25/x
  3. Step 3: Cross multiply
    1,756.28x = 2,423.72 × 1,057.25
  4. Step 4: Simplify right side
    1,756.28x = 2,562,477.97
  5. Step 5: Solve for x
    x = 2,562,477.97/1,756.28
  6. Step 6: Final answer
    x = 1,459.04

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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.