Home / 9,176.48-12,663.36-4,984.76

Finding the Fourth Proportional to 9,176.48, 12,663.36 and 4,984.76

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Solution

The fourth proportional to 9,176.48, 12,663.36 and 4,984.76 is: 6,878.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,176.48 : 12,663.36 = 4,984.76 : x
  2. Step 2: Convert to fraction form
    9,176.48/12,663.36 = 4,984.76/x
  3. Step 3: Cross multiply
    9,176.48x = 12,663.36 × 4,984.76
  4. Step 4: Simplify right side
    9,176.48x = 63,123,810.39
  5. Step 5: Solve for x
    x = 63,123,810.39/9,176.48
  6. Step 6: Final answer
    x = 6,878.87

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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.