Home / 2,875.52-3,968.33-1,756.96

Finding the Fourth Proportional to 2,875.52, 3,968.33 and 1,756.96

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Solution

The fourth proportional to 2,875.52, 3,968.33 and 1,756.96 is: 2,424.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,875.52 : 3,968.33 = 1,756.96 : x
  2. Step 2: Convert to fraction form
    2,875.52/3,968.33 = 1,756.96/x
  3. Step 3: Cross multiply
    2,875.52x = 3,968.33 × 1,756.96
  4. Step 4: Simplify right side
    2,875.52x = 6,972,188.29
  5. Step 5: Solve for x
    x = 6,972,188.29/2,875.52
  6. Step 6: Final answer
    x = 2,424.67

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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.