Home / 4,570.19-6,855.30-1,646.40

Finding the Fourth Proportional to 4,570.19, 6,855.30 and 1,646.40

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Solution

The fourth proportional to 4,570.19, 6,855.30 and 1,646.40 is: 2,469.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,570.19 : 6,855.30 = 1,646.40 : x
  2. Step 2: Convert to fraction form
    4,570.19/6,855.30 = 1,646.40/x
  3. Step 3: Cross multiply
    4,570.19x = 6,855.30 × 1,646.40
  4. Step 4: Simplify right side
    4,570.19x = 11,286,565.92
  5. Step 5: Solve for x
    x = 11,286,565.92/4,570.19
  6. Step 6: Final answer
    x = 2,469.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.