Home / 9,018.48-13,501.08-6,662.85

Finding the Fourth Proportional to 9,018.48, 13,501.08 and 6,662.85

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Solution

The fourth proportional to 9,018.48, 13,501.08 and 6,662.85 is: 9,974.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,018.48 : 13,501.08 = 6,662.85 : x
  2. Step 2: Convert to fraction form
    9,018.48/13,501.08 = 6,662.85/x
  3. Step 3: Cross multiply
    9,018.48x = 13,501.08 × 6,662.85
  4. Step 4: Simplify right side
    9,018.48x = 89,955,670.88
  5. Step 5: Solve for x
    x = 89,955,670.88/9,018.48
  6. Step 6: Final answer
    x = 9,974.59

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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.