Home / 9,987.24-14,983.20-2,967.31

Finding the Fourth Proportional to 9,987.24, 14,983.20 and 2,967.31

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Solution

The fourth proportional to 9,987.24, 14,983.20 and 2,967.31 is: 4,451.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,987.24 : 14,983.20 = 2,967.31 : x
  2. Step 2: Convert to fraction form
    9,987.24/14,983.20 = 2,967.31/x
  3. Step 3: Cross multiply
    9,987.24x = 14,983.20 × 2,967.31
  4. Step 4: Simplify right side
    9,987.24x = 44,459,799.19
  5. Step 5: Solve for x
    x = 44,459,799.19/9,987.24
  6. Step 6: Final answer
    x = 4,451.66

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1.5x scale

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.