Home / 10,589.60-15,890.90-4,352.60

Finding the Fourth Proportional to 10,589.60, 15,890.90 and 4,352.60

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Solution

The fourth proportional to 10,589.60, 15,890.90 and 4,352.60 is: 6,531.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,589.60 : 15,890.90 = 4,352.60 : x
  2. Step 2: Convert to fraction form
    10,589.60/15,890.90 = 4,352.60/x
  3. Step 3: Cross multiply
    10,589.60x = 15,890.90 × 4,352.60
  4. Step 4: Simplify right side
    10,589.60x = 69,166,731.34
  5. Step 5: Solve for x
    x = 69,166,731.34/10,589.60
  6. Step 6: Final answer
    x = 6,531.57

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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.