Home / 7,117.62-10,673.67-2,955.49

Finding the Fourth Proportional to 7,117.62, 10,673.67 and 2,955.49

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Solution

The fourth proportional to 7,117.62, 10,673.67 and 2,955.49 is: 4,432.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,117.62 : 10,673.67 = 2,955.49 : x
  2. Step 2: Convert to fraction form
    7,117.62/10,673.67 = 2,955.49/x
  3. Step 3: Cross multiply
    7,117.62x = 10,673.67 × 2,955.49
  4. Step 4: Simplify right side
    7,117.62x = 31,545,909.35
  5. Step 5: Solve for x
    x = 31,545,909.35/7,117.62
  6. Step 6: Final answer
    x = 4,432.09

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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.