Home / 7,403.28-10,211.75-4,416.81

Finding the Fourth Proportional to 7,403.28, 10,211.75 and 4,416.81

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Solution

The fourth proportional to 7,403.28, 10,211.75 and 4,416.81 is: 6,092.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,403.28 : 10,211.75 = 4,416.81 : x
  2. Step 2: Convert to fraction form
    7,403.28/10,211.75 = 4,416.81/x
  3. Step 3: Cross multiply
    7,403.28x = 10,211.75 × 4,416.81
  4. Step 4: Simplify right side
    7,403.28x = 45,103,359.52
  5. Step 5: Solve for x
    x = 45,103,359.52/7,403.28
  6. Step 6: Final answer
    x = 6,092.35

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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.