Home / 7,116.27-10,673.20-1,920.93

Finding the Fourth Proportional to 7,116.27, 10,673.20 and 1,920.93

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Solution

The fourth proportional to 7,116.27, 10,673.20 and 1,920.93 is: 2,881.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,116.27 : 10,673.20 = 1,920.93 : x
  2. Step 2: Convert to fraction form
    7,116.27/10,673.20 = 1,920.93/x
  3. Step 3: Cross multiply
    7,116.27x = 10,673.20 × 1,920.93
  4. Step 4: Simplify right side
    7,116.27x = 20,502,460.47
  5. Step 5: Solve for x
    x = 20,502,460.47/7,116.27
  6. Step 6: Final answer
    x = 2,881.07

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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.