Home / 6,520.08-9,780.26-1,589.75

Finding the Fourth Proportional to 6,520.08, 9,780.26 and 1,589.75

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Solution

The fourth proportional to 6,520.08, 9,780.26 and 1,589.75 is: 2,384.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,520.08 : 9,780.26 = 1,589.75 : x
  2. Step 2: Convert to fraction form
    6,520.08/9,780.26 = 1,589.75/x
  3. Step 3: Cross multiply
    6,520.08x = 9,780.26 × 1,589.75
  4. Step 4: Simplify right side
    6,520.08x = 15,548,168.34
  5. Step 5: Solve for x
    x = 15,548,168.34/6,520.08
  6. Step 6: Final answer
    x = 2,384.66

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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.