Home / 4,987.04-6,881.36-2,833.45

Finding the Fourth Proportional to 4,987.04, 6,881.36 and 2,833.45

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Solution

The fourth proportional to 4,987.04, 6,881.36 and 2,833.45 is: 3,909.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,987.04 : 6,881.36 = 2,833.45 : x
  2. Step 2: Convert to fraction form
    4,987.04/6,881.36 = 2,833.45/x
  3. Step 3: Cross multiply
    4,987.04x = 6,881.36 × 2,833.45
  4. Step 4: Simplify right side
    4,987.04x = 19,497,958.12
  5. Step 5: Solve for x
    x = 19,497,958.12/4,987.04
  6. Step 6: Final answer
    x = 3,909.73

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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.