Home / 7,683.89-10,592.60-6,617.04

Finding the Fourth Proportional to 7,683.89, 10,592.60 and 6,617.04

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Solution

The fourth proportional to 7,683.89, 10,592.60 and 6,617.04 is: 9,121.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,683.89 : 10,592.60 = 6,617.04 : x
  2. Step 2: Convert to fraction form
    7,683.89/10,592.60 = 6,617.04/x
  3. Step 3: Cross multiply
    7,683.89x = 10,592.60 × 6,617.04
  4. Step 4: Simplify right side
    7,683.89x = 70,091,663.29
  5. Step 5: Solve for x
    x = 70,091,663.29/7,683.89
  6. Step 6: Final answer
    x = 9,121.90

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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.