Home / 7,390.27-10,196.13-4,203.19

Finding the Fourth Proportional to 7,390.27, 10,196.13 and 4,203.19

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Solution

The fourth proportional to 7,390.27, 10,196.13 and 4,203.19 is: 5,799.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,390.27 : 10,196.13 = 4,203.19 : x
  2. Step 2: Convert to fraction form
    7,390.27/10,196.13 = 4,203.19/x
  3. Step 3: Cross multiply
    7,390.27x = 10,196.13 × 4,203.19
  4. Step 4: Simplify right side
    7,390.27x = 42,856,271.65
  5. Step 5: Solve for x
    x = 42,856,271.65/7,390.27
  6. Step 6: Final answer
    x = 5,799.01

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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.