Home / 10,987.26-16,483.02-3,589.74

Finding the Fourth Proportional to 10,987.26, 16,483.02 and 3,589.74

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Solution

The fourth proportional to 10,987.26, 16,483.02 and 3,589.74 is: 5,385.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,987.26 : 16,483.02 = 3,589.74 : x
  2. Step 2: Convert to fraction form
    10,987.26/16,483.02 = 3,589.74/x
  3. Step 3: Cross multiply
    10,987.26x = 16,483.02 × 3,589.74
  4. Step 4: Simplify right side
    10,987.26x = 59,169,756.21
  5. Step 5: Solve for x
    x = 59,169,756.21/10,987.26
  6. Step 6: Final answer
    x = 5,385.31

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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.