Home / 3,351.21-4,624.47-1,859.01

Finding the Fourth Proportional to 3,351.21, 4,624.47 and 1,859.01

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Solution

The fourth proportional to 3,351.21, 4,624.47 and 1,859.01 is: 2,565.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,351.21 : 4,624.47 = 1,859.01 : x
  2. Step 2: Convert to fraction form
    3,351.21/4,624.47 = 1,859.01/x
  3. Step 3: Cross multiply
    3,351.21x = 4,624.47 × 1,859.01
  4. Step 4: Simplify right side
    3,351.21x = 8,596,935.97
  5. Step 5: Solve for x
    x = 8,596,935.97/3,351.21
  6. Step 6: Final answer
    x = 2,565.32

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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.