Home / 4,657.79-6,987.77-2,061.47

Finding the Fourth Proportional to 4,657.79, 6,987.77 and 2,061.47

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Solution

The fourth proportional to 4,657.79, 6,987.77 and 2,061.47 is: 3,092.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,657.79 : 6,987.77 = 2,061.47 : x
  2. Step 2: Convert to fraction form
    4,657.79/6,987.77 = 2,061.47/x
  3. Step 3: Cross multiply
    4,657.79x = 6,987.77 × 2,061.47
  4. Step 4: Simplify right side
    4,657.79x = 14,405,032.98
  5. Step 5: Solve for x
    x = 14,405,032.98/4,657.79
  6. Step 6: Final answer
    x = 3,092.68

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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.