Home / 7,048.16-10,571.42-1,854.44

Finding the Fourth Proportional to 7,048.16, 10,571.42 and 1,854.44

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Solution

The fourth proportional to 7,048.16, 10,571.42 and 1,854.44 is: 2,781.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,048.16 : 10,571.42 = 1,854.44 : x
  2. Step 2: Convert to fraction form
    7,048.16/10,571.42 = 1,854.44/x
  3. Step 3: Cross multiply
    7,048.16x = 10,571.42 × 1,854.44
  4. Step 4: Simplify right side
    7,048.16x = 19,604,064.10
  5. Step 5: Solve for x
    x = 19,604,064.10/7,048.16
  6. Step 6: Final answer
    x = 2,781.44

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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.