Home / 7,386.27-10,193.66-4,200.57

Finding the Fourth Proportional to 7,386.27, 10,193.66 and 4,200.57

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Solution

The fourth proportional to 7,386.27, 10,193.66 and 4,200.57 is: 5,797.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,386.27 : 10,193.66 = 4,200.57 : x
  2. Step 2: Convert to fraction form
    7,386.27/10,193.66 = 4,200.57/x
  3. Step 3: Cross multiply
    7,386.27x = 10,193.66 × 4,200.57
  4. Step 4: Simplify right side
    7,386.27x = 42,819,182.39
  5. Step 5: Solve for x
    x = 42,819,182.39/7,386.27
  6. Step 6: Final answer
    x = 5,797.13

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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.