Home / 4,681.56-7,020.30-2,340.66

Finding the Fourth Proportional to 4,681.56, 7,020.30 and 2,340.66

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Solution

The fourth proportional to 4,681.56, 7,020.30 and 2,340.66 is: 3,509.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,681.56 : 7,020.30 = 2,340.66 : x
  2. Step 2: Convert to fraction form
    4,681.56/7,020.30 = 2,340.66/x
  3. Step 3: Cross multiply
    4,681.56x = 7,020.30 × 2,340.66
  4. Step 4: Simplify right side
    4,681.56x = 16,432,135.40
  5. Step 5: Solve for x
    x = 16,432,135.40/4,681.56
  6. Step 6: Final answer
    x = 3,509.97

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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.