Home / 7,370.08-10,170.64-4,227.36

Finding the Fourth Proportional to 7,370.08, 10,170.64 and 4,227.36

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Solution

The fourth proportional to 7,370.08, 10,170.64 and 4,227.36 is: 5,833.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,370.08 : 10,170.64 = 4,227.36 : x
  2. Step 2: Convert to fraction form
    7,370.08/10,170.64 = 4,227.36/x
  3. Step 3: Cross multiply
    7,370.08x = 10,170.64 × 4,227.36
  4. Step 4: Simplify right side
    7,370.08x = 42,994,956.71
  5. Step 5: Solve for x
    x = 42,994,956.71/7,370.08
  6. Step 6: Final answer
    x = 5,833.72

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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.