Home / 7,390.01-10,198.32-4,407.58

Finding the Fourth Proportional to 7,390.01, 10,198.32 and 4,407.58

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Solution

The fourth proportional to 7,390.01, 10,198.32 and 4,407.58 is: 6,082.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,390.01 : 10,198.32 = 4,407.58 : x
  2. Step 2: Convert to fraction form
    7,390.01/10,198.32 = 4,407.58/x
  3. Step 3: Cross multiply
    7,390.01x = 10,198.32 × 4,407.58
  4. Step 4: Simplify right side
    7,390.01x = 44,949,911.27
  5. Step 5: Solve for x
    x = 44,949,911.27/7,390.01
  6. Step 6: Final answer
    x = 6,082.52

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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.