Home / 5,376.47-7,425.81-4,903.54

Finding the Fourth Proportional to 5,376.47, 7,425.81 and 4,903.54

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Solution

The fourth proportional to 5,376.47, 7,425.81 and 4,903.54 is: 6,772.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,376.47 : 7,425.81 = 4,903.54 : x
  2. Step 2: Convert to fraction form
    5,376.47/7,425.81 = 4,903.54/x
  3. Step 3: Cross multiply
    5,376.47x = 7,425.81 × 4,903.54
  4. Step 4: Simplify right side
    5,376.47x = 36,412,737.80
  5. Step 5: Solve for x
    x = 36,412,737.80/5,376.47
  6. Step 6: Final answer
    x = 6,772.62

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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.