Home / 7,927.20-10,933.38-5,411.34

Finding the Fourth Proportional to 7,927.20, 10,933.38 and 5,411.34

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Solution

The fourth proportional to 7,927.20, 10,933.38 and 5,411.34 is: 7,463.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,927.20 : 10,933.38 = 5,411.34 : x
  2. Step 2: Convert to fraction form
    7,927.20/10,933.38 = 5,411.34/x
  3. Step 3: Cross multiply
    7,927.20x = 10,933.38 × 5,411.34
  4. Step 4: Simplify right side
    7,927.20x = 59,164,236.53
  5. Step 5: Solve for x
    x = 59,164,236.53/7,927.20
  6. Step 6: Final answer
    x = 7,463.45

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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.