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Finding the Fourth Proportional to 3,351.09, 4,624.09 and 1,859.02

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Solution

The fourth proportional to 3,351.09, 4,624.09 and 1,859.02 is: 2,565.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,351.09 : 4,624.09 = 1,859.02 : x
  2. Step 2: Convert to fraction form
    3,351.09/4,624.09 = 1,859.02/x
  3. Step 3: Cross multiply
    3,351.09x = 4,624.09 × 1,859.02
  4. Step 4: Simplify right side
    3,351.09x = 8,596,275.79
  5. Step 5: Solve for x
    x = 8,596,275.79/3,351.09
  6. Step 6: Final answer
    x = 2,565.22

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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.