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Finding the Fourth Proportional to 7,599.78, 10,484.81 and 4,614.48

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Solution

The fourth proportional to 7,599.78, 10,484.81 and 4,614.48 is: 6,366.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,599.78 : 10,484.81 = 4,614.48 : x
  2. Step 2: Convert to fraction form
    7,599.78/10,484.81 = 4,614.48/x
  3. Step 3: Cross multiply
    7,599.78x = 10,484.81 × 4,614.48
  4. Step 4: Simplify right side
    7,599.78x = 48,381,946.05
  5. Step 5: Solve for x
    x = 48,381,946.05/7,599.78
  6. Step 6: Final answer
    x = 6,366.23

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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.