Home / 7,908.70-10,913.25-4,371.34

Finding the Fourth Proportional to 7,908.70, 10,913.25 and 4,371.34

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Solution

The fourth proportional to 7,908.70, 10,913.25 and 4,371.34 is: 6,032.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,908.70 : 10,913.25 = 4,371.34 : x
  2. Step 2: Convert to fraction form
    7,908.70/10,913.25 = 4,371.34/x
  3. Step 3: Cross multiply
    7,908.70x = 10,913.25 × 4,371.34
  4. Step 4: Simplify right side
    7,908.70x = 47,705,526.26
  5. Step 5: Solve for x
    x = 47,705,526.26/7,908.70
  6. Step 6: Final answer
    x = 6,032.03

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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.