Home / 4,975.54-7,463.73-1,277.76

Finding the Fourth Proportional to 4,975.54, 7,463.73 and 1,277.76

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Solution

The fourth proportional to 4,975.54, 7,463.73 and 1,277.76 is: 1,916.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,975.54 : 7,463.73 = 1,277.76 : x
  2. Step 2: Convert to fraction form
    4,975.54/7,463.73 = 1,277.76/x
  3. Step 3: Cross multiply
    4,975.54x = 7,463.73 × 1,277.76
  4. Step 4: Simplify right side
    4,975.54x = 9,536,839.25
  5. Step 5: Solve for x
    x = 9,536,839.25/4,975.54
  6. Step 6: Final answer
    x = 1,916.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.