Home / 1,756.60-2,423.70-1,057.96

Finding the Fourth Proportional to 1,756.60, 2,423.70 and 1,057.96

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Solution

The fourth proportional to 1,756.60, 2,423.70 and 1,057.96 is: 1,459.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,756.60 : 2,423.70 = 1,057.96 : x
  2. Step 2: Convert to fraction form
    1,756.60/2,423.70 = 1,057.96/x
  3. Step 3: Cross multiply
    1,756.60x = 2,423.70 × 1,057.96
  4. Step 4: Simplify right side
    1,756.60x = 2,564,177.65
  5. Step 5: Solve for x
    x = 2,564,177.65/1,756.60
  6. Step 6: Final answer
    x = 1,459.74

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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.