Home / 5,250.24-7,875.90-1,740.66

Finding the Fourth Proportional to 5,250.24, 7,875.90 and 1,740.66

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Solution

The fourth proportional to 5,250.24, 7,875.90 and 1,740.66 is: 2,611.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,250.24 : 7,875.90 = 1,740.66 : x
  2. Step 2: Convert to fraction form
    5,250.24/7,875.90 = 1,740.66/x
  3. Step 3: Cross multiply
    5,250.24x = 7,875.90 × 1,740.66
  4. Step 4: Simplify right side
    5,250.24x = 13,709,264.09
  5. Step 5: Solve for x
    x = 13,709,264.09/5,250.24
  6. Step 6: Final answer
    x = 2,611.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.