Home / 9,176.51-12,663.45-4,984.76

Finding the Fourth Proportional to 9,176.51, 12,663.45 and 4,984.76

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Solution

The fourth proportional to 9,176.51, 12,663.45 and 4,984.76 is: 6,878.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,176.51 : 12,663.45 = 4,984.76 : x
  2. Step 2: Convert to fraction form
    9,176.51/12,663.45 = 4,984.76/x
  3. Step 3: Cross multiply
    9,176.51x = 12,663.45 × 4,984.76
  4. Step 4: Simplify right side
    9,176.51x = 63,124,195.70
  5. Step 5: Solve for x
    x = 63,124,195.70/9,176.51
  6. Step 6: Final answer
    x = 6,878.89

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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.