Home / 4,777.19-7,166.15-1,490.27

Finding the Fourth Proportional to 4,777.19, 7,166.15 and 1,490.27

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Solution

The fourth proportional to 4,777.19, 7,166.15 and 1,490.27 is: 2,235.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,777.19 : 7,166.15 = 1,490.27 : x
  2. Step 2: Convert to fraction form
    4,777.19/7,166.15 = 1,490.27/x
  3. Step 3: Cross multiply
    4,777.19x = 7,166.15 × 1,490.27
  4. Step 4: Simplify right side
    4,777.19x = 10,679,516.94
  5. Step 5: Solve for x
    x = 10,679,516.94/4,777.19
  6. Step 6: Final answer
    x = 2,235.52

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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.