Home / 4,235.28-6,354.74-2,045.65

Finding the Fourth Proportional to 4,235.28, 6,354.74 and 2,045.65

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Solution

The fourth proportional to 4,235.28, 6,354.74 and 2,045.65 is: 3,069.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,235.28 : 6,354.74 = 2,045.65 : x
  2. Step 2: Convert to fraction form
    4,235.28/6,354.74 = 2,045.65/x
  3. Step 3: Cross multiply
    4,235.28x = 6,354.74 × 2,045.65
  4. Step 4: Simplify right side
    4,235.28x = 12,999,531.88
  5. Step 5: Solve for x
    x = 12,999,531.88/4,235.28
  6. Step 6: Final answer
    x = 3,069.35

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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.