Home / 7,119.48-10,673.42-4,377.72

Finding the Fourth Proportional to 7,119.48, 10,673.42 and 4,377.72

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Solution

The fourth proportional to 7,119.48, 10,673.42 and 4,377.72 is: 6,563.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,119.48 : 10,673.42 = 4,377.72 : x
  2. Step 2: Convert to fraction form
    7,119.48/10,673.42 = 4,377.72/x
  3. Step 3: Cross multiply
    7,119.48x = 10,673.42 × 4,377.72
  4. Step 4: Simplify right side
    7,119.48x = 46,725,244.20
  5. Step 5: Solve for x
    x = 46,725,244.20/7,119.48
  6. Step 6: Final answer
    x = 6,563.01

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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.