Home / 7,368.88-10,169.36-4,225.68

Finding the Fourth Proportional to 7,368.88, 10,169.36 and 4,225.68

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Solution

The fourth proportional to 7,368.88, 10,169.36 and 4,225.68 is: 5,831.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,368.88 : 10,169.36 = 4,225.68 : x
  2. Step 2: Convert to fraction form
    7,368.88/10,169.36 = 4,225.68/x
  3. Step 3: Cross multiply
    7,368.88x = 10,169.36 × 4,225.68
  4. Step 4: Simplify right side
    7,368.88x = 42,972,461.16
  5. Step 5: Solve for x
    x = 42,972,461.16/7,368.88
  6. Step 6: Final answer
    x = 5,831.61

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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.