Home / 7,048.91-10,572.54-1,855.19

Finding the Fourth Proportional to 7,048.91, 10,572.54 and 1,855.19

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Solution

The fourth proportional to 7,048.91, 10,572.54 and 1,855.19 is: 2,782.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,048.91 : 10,572.54 = 1,855.19 : x
  2. Step 2: Convert to fraction form
    7,048.91/10,572.54 = 1,855.19/x
  3. Step 3: Cross multiply
    7,048.91x = 10,572.54 × 1,855.19
  4. Step 4: Simplify right side
    7,048.91x = 19,614,017.62
  5. Step 5: Solve for x
    x = 19,614,017.62/7,048.91
  6. Step 6: Final answer
    x = 2,782.56

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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.