Home / 9,176.67-12,663.72-4,984.92

Finding the Fourth Proportional to 9,176.67, 12,663.72 and 4,984.92

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Solution

The fourth proportional to 9,176.67, 12,663.72 and 4,984.92 is: 6,879.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,176.67 : 12,663.72 = 4,984.92 : x
  2. Step 2: Convert to fraction form
    9,176.67/12,663.72 = 4,984.92/x
  3. Step 3: Cross multiply
    9,176.67x = 12,663.72 × 4,984.92
  4. Step 4: Simplify right side
    9,176.67x = 63,127,631.10
  5. Step 5: Solve for x
    x = 63,127,631.10/9,176.67
  6. Step 6: Final answer
    x = 6,879.14

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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.