Home / 7,374.07-10,174.30-4,388.59

Finding the Fourth Proportional to 7,374.07, 10,174.30 and 4,388.59

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Solution

The fourth proportional to 7,374.07, 10,174.30 and 4,388.59 is: 6,055.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,374.07 : 10,174.30 = 4,388.59 : x
  2. Step 2: Convert to fraction form
    7,374.07/10,174.30 = 4,388.59/x
  3. Step 3: Cross multiply
    7,374.07x = 10,174.30 × 4,388.59
  4. Step 4: Simplify right side
    7,374.07x = 44,650,831.24
  5. Step 5: Solve for x
    x = 44,650,831.24/7,374.07
  6. Step 6: Final answer
    x = 6,055.11

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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.