Home / 1,756.14-2,423.70-1,057.68

Finding the Fourth Proportional to 1,756.14, 2,423.70 and 1,057.68

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Solution

The fourth proportional to 1,756.14, 2,423.70 and 1,057.68 is: 1,459.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,756.14 : 2,423.70 = 1,057.68 : x
  2. Step 2: Convert to fraction form
    1,756.14/2,423.70 = 1,057.68/x
  3. Step 3: Cross multiply
    1,756.14x = 2,423.70 × 1,057.68
  4. Step 4: Simplify right side
    1,756.14x = 2,563,499.02
  5. Step 5: Solve for x
    x = 2,563,499.02/1,756.14
  6. Step 6: Final answer
    x = 1,459.73

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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.