Home / 7,701.89-10,631.24-4,516.20

Finding the Fourth Proportional to 7,701.89, 10,631.24 and 4,516.20

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Solution

The fourth proportional to 7,701.89, 10,631.24 and 4,516.20 is: 6,233.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,701.89 : 10,631.24 = 4,516.20 : x
  2. Step 2: Convert to fraction form
    7,701.89/10,631.24 = 4,516.20/x
  3. Step 3: Cross multiply
    7,701.89x = 10,631.24 × 4,516.20
  4. Step 4: Simplify right side
    7,701.89x = 48,012,783.51
  5. Step 5: Solve for x
    x = 48,012,783.51/7,701.89
  6. Step 6: Final answer
    x = 6,233.90

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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.