Home / 10,216.89-15,312.51-4,366.62

Finding the Fourth Proportional to 10,216.89, 15,312.51 and 4,366.62

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Solution

The fourth proportional to 10,216.89, 15,312.51 and 4,366.62 is: 6,544.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,216.89 : 15,312.51 = 4,366.62 : x
  2. Step 2: Convert to fraction form
    10,216.89/15,312.51 = 4,366.62/x
  3. Step 3: Cross multiply
    10,216.89x = 15,312.51 × 4,366.62
  4. Step 4: Simplify right side
    10,216.89x = 66,863,912.42
  5. Step 5: Solve for x
    x = 66,863,912.42/10,216.89
  6. Step 6: Final answer
    x = 6,544.45

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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.