Home / 4,987.93-6,883.66-2,864.13

Finding the Fourth Proportional to 4,987.93, 6,883.66 and 2,864.13

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Solution

The fourth proportional to 4,987.93, 6,883.66 and 2,864.13 is: 3,952.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,987.93 : 6,883.66 = 2,864.13 : x
  2. Step 2: Convert to fraction form
    4,987.93/6,883.66 = 2,864.13/x
  3. Step 3: Cross multiply
    4,987.93x = 6,883.66 × 2,864.13
  4. Step 4: Simplify right side
    4,987.93x = 19,715,724.91
  5. Step 5: Solve for x
    x = 19,715,724.91/4,987.93
  6. Step 6: Final answer
    x = 3,952.69

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1.5x scale

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.