Home / 7,387.36-10,194.80-4,403.68

Finding the Fourth Proportional to 7,387.36, 10,194.80 and 4,403.68

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Solution

The fourth proportional to 7,387.36, 10,194.80 and 4,403.68 is: 6,077.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,387.36 : 10,194.80 = 4,403.68 : x
  2. Step 2: Convert to fraction form
    7,387.36/10,194.80 = 4,403.68/x
  3. Step 3: Cross multiply
    7,387.36x = 10,194.80 × 4,403.68
  4. Step 4: Simplify right side
    7,387.36x = 44,894,636.86
  5. Step 5: Solve for x
    x = 44,894,636.86/7,387.36
  6. Step 6: Final answer
    x = 6,077.22

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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.