Home / 10,297.79-15,434.75-4,739.46

Finding the Fourth Proportional to 10,297.79, 15,434.75 and 4,739.46

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Solution

The fourth proportional to 10,297.79, 15,434.75 and 4,739.46 is: 7,103.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,297.79 : 15,434.75 = 4,739.46 : x
  2. Step 2: Convert to fraction form
    10,297.79/15,434.75 = 4,739.46/x
  3. Step 3: Cross multiply
    10,297.79x = 15,434.75 × 4,739.46
  4. Step 4: Simplify right side
    10,297.79x = 73,152,356.54
  5. Step 5: Solve for x
    x = 73,152,356.54/10,297.79
  6. Step 6: Final answer
    x = 7,103.70

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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.