Home / 1,751.18-2,415.03-1,160.69

Finding the Fourth Proportional to 1,751.18, 2,415.03 and 1,160.69

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Solution

The fourth proportional to 1,751.18, 2,415.03 and 1,160.69 is: 1,600.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,751.18 : 2,415.03 = 1,160.69 : x
  2. Step 2: Convert to fraction form
    1,751.18/2,415.03 = 1,160.69/x
  3. Step 3: Cross multiply
    1,751.18x = 2,415.03 × 1,160.69
  4. Step 4: Simplify right side
    1,751.18x = 2,803,089.10
  5. Step 5: Solve for x
    x = 2,803,089.10/1,751.18
  6. Step 6: Final answer
    x = 1,600.69

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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.