Home / 6,987.51-10,479.03-2,306.64

Finding the Fourth Proportional to 6,987.51, 10,479.03 and 2,306.64

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Solution

The fourth proportional to 6,987.51, 10,479.03 and 2,306.64 is: 3,459.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,987.51 : 10,479.03 = 2,306.64 : x
  2. Step 2: Convert to fraction form
    6,987.51/10,479.03 = 2,306.64/x
  3. Step 3: Cross multiply
    6,987.51x = 10,479.03 × 2,306.64
  4. Step 4: Simplify right side
    6,987.51x = 24,171,397.71
  5. Step 5: Solve for x
    x = 24,171,397.71/6,987.51
  6. Step 6: Final answer
    x = 3,459.23

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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.