Home / 5,047.65-7,574.94-1,760.76

Finding the Fourth Proportional to 5,047.65, 7,574.94 and 1,760.76

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Solution

The fourth proportional to 5,047.65, 7,574.94 and 1,760.76 is: 2,642.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,047.65 : 7,574.94 = 1,760.76 : x
  2. Step 2: Convert to fraction form
    5,047.65/7,574.94 = 1,760.76/x
  3. Step 3: Cross multiply
    5,047.65x = 7,574.94 × 1,760.76
  4. Step 4: Simplify right side
    5,047.65x = 13,337,651.35
  5. Step 5: Solve for x
    x = 13,337,651.35/5,047.65
  6. Step 6: Final answer
    x = 2,642.35

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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.