Home / 7,688.04-10,608.96-4,543.62

Finding the Fourth Proportional to 7,688.04, 10,608.96 and 4,543.62

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Solution

The fourth proportional to 7,688.04, 10,608.96 and 4,543.62 is: 6,269.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,688.04 : 10,608.96 = 4,543.62 : x
  2. Step 2: Convert to fraction form
    7,688.04/10,608.96 = 4,543.62/x
  3. Step 3: Cross multiply
    7,688.04x = 10,608.96 × 4,543.62
  4. Step 4: Simplify right side
    7,688.04x = 48,203,082.84
  5. Step 5: Solve for x
    x = 48,203,082.84/7,688.04
  6. Step 6: Final answer
    x = 6,269.88

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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.