Home / 5,160.66-7,740.27-1,650.93

Finding the Fourth Proportional to 5,160.66, 7,740.27 and 1,650.93

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Solution

The fourth proportional to 5,160.66, 7,740.27 and 1,650.93 is: 2,476.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,160.66 : 7,740.27 = 1,650.93 : x
  2. Step 2: Convert to fraction form
    5,160.66/7,740.27 = 1,650.93/x
  3. Step 3: Cross multiply
    5,160.66x = 7,740.27 × 1,650.93
  4. Step 4: Simplify right side
    5,160.66x = 12,778,643.95
  5. Step 5: Solve for x
    x = 12,778,643.95/5,160.66
  6. Step 6: Final answer
    x = 2,476.16

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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.