Home / 7,314.79-10,094.39-3,957.59

Finding the Fourth Proportional to 7,314.79, 10,094.39 and 3,957.59

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Solution

The fourth proportional to 7,314.79, 10,094.39 and 3,957.59 is: 5,461.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,314.79 : 10,094.39 = 3,957.59 : x
  2. Step 2: Convert to fraction form
    7,314.79/10,094.39 = 3,957.59/x
  3. Step 3: Cross multiply
    7,314.79x = 10,094.39 × 3,957.59
  4. Step 4: Simplify right side
    7,314.79x = 39,949,456.92
  5. Step 5: Solve for x
    x = 39,949,456.92/7,314.79
  6. Step 6: Final answer
    x = 5,461.46

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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.