Home / 9,180.48-13,768.88-4,498.50

Finding the Fourth Proportional to 9,180.48, 13,768.88 and 4,498.50

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Solution

The fourth proportional to 9,180.48, 13,768.88 and 4,498.50 is: 6,746.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,180.48 : 13,768.88 = 4,498.50 : x
  2. Step 2: Convert to fraction form
    9,180.48/13,768.88 = 4,498.50/x
  3. Step 3: Cross multiply
    9,180.48x = 13,768.88 × 4,498.50
  4. Step 4: Simplify right side
    9,180.48x = 61,939,306.68
  5. Step 5: Solve for x
    x = 61,939,306.68/9,180.48
  6. Step 6: Final answer
    x = 6,746.85

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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.