Home / 7,450.38-10,280.93-4,306.77

Finding the Fourth Proportional to 7,450.38, 10,280.93 and 4,306.77

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Solution

The fourth proportional to 7,450.38, 10,280.93 and 4,306.77 is: 5,943.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,450.38 : 10,280.93 = 4,306.77 : x
  2. Step 2: Convert to fraction form
    7,450.38/10,280.93 = 4,306.77/x
  3. Step 3: Cross multiply
    7,450.38x = 10,280.93 × 4,306.77
  4. Step 4: Simplify right side
    7,450.38x = 44,277,579.36
  5. Step 5: Solve for x
    x = 44,277,579.36/7,450.38
  6. Step 6: Final answer
    x = 5,943.00

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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.