Home / 6,109.52-8,430.55-4,853.61

Finding the Fourth Proportional to 6,109.52, 8,430.55 and 4,853.61

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Solution

The fourth proportional to 6,109.52, 8,430.55 and 4,853.61 is: 6,697.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,109.52 : 8,430.55 = 4,853.61 : x
  2. Step 2: Convert to fraction form
    6,109.52/8,430.55 = 4,853.61/x
  3. Step 3: Cross multiply
    6,109.52x = 8,430.55 × 4,853.61
  4. Step 4: Simplify right side
    6,109.52x = 40,918,589.65
  5. Step 5: Solve for x
    x = 40,918,589.65/6,109.52
  6. Step 6: Final answer
    x = 6,697.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.