Home / 7,048.12-10,574.10-2,431.80

Finding the Fourth Proportional to 7,048.12, 10,574.10 and 2,431.80

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Solution

The fourth proportional to 7,048.12, 10,574.10 and 2,431.80 is: 3,648.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,048.12 : 10,574.10 = 2,431.80 : x
  2. Step 2: Convert to fraction form
    7,048.12/10,574.10 = 2,431.80/x
  3. Step 3: Cross multiply
    7,048.12x = 10,574.10 × 2,431.80
  4. Step 4: Simplify right side
    7,048.12x = 25,714,096.38
  5. Step 5: Solve for x
    x = 25,714,096.38/7,048.12
  6. Step 6: Final answer
    x = 3,648.36

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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.