Home / 1,756.53-2,423.61-1,047.96

Finding the Fourth Proportional to 1,756.53, 2,423.61 and 1,047.96

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Solution

The fourth proportional to 1,756.53, 2,423.61 and 1,047.96 is: 1,445.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,756.53 : 2,423.61 = 1,047.96 : x
  2. Step 2: Convert to fraction form
    1,756.53/2,423.61 = 1,047.96/x
  3. Step 3: Cross multiply
    1,756.53x = 2,423.61 × 1,047.96
  4. Step 4: Simplify right side
    1,756.53x = 2,539,846.34
  5. Step 5: Solve for x
    x = 2,539,846.34/1,756.53
  6. Step 6: Final answer
    x = 1,445.95

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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.