Home / 7,467.40-10,305.19-4,110.40

Finding the Fourth Proportional to 7,467.40, 10,305.19 and 4,110.40

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Solution

The fourth proportional to 7,467.40, 10,305.19 and 4,110.40 is: 5,672.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,467.40 : 10,305.19 = 4,110.40 : x
  2. Step 2: Convert to fraction form
    7,467.40/10,305.19 = 4,110.40/x
  3. Step 3: Cross multiply
    7,467.40x = 10,305.19 × 4,110.40
  4. Step 4: Simplify right side
    7,467.40x = 42,358,452.98
  5. Step 5: Solve for x
    x = 42,358,452.98/7,467.40
  6. Step 6: Final answer
    x = 5,672.45

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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.