Home / 3,388.47-5,082.75-1,048.45

Finding the Fourth Proportional to 3,388.47, 5,082.75 and 1,048.45

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Solution

The fourth proportional to 3,388.47, 5,082.75 and 1,048.45 is: 1,572.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,388.47 : 5,082.75 = 1,048.45 : x
  2. Step 2: Convert to fraction form
    3,388.47/5,082.75 = 1,048.45/x
  3. Step 3: Cross multiply
    3,388.47x = 5,082.75 × 1,048.45
  4. Step 4: Simplify right side
    3,388.47x = 5,329,009.24
  5. Step 5: Solve for x
    x = 5,329,009.24/3,388.47
  6. Step 6: Final answer
    x = 1,572.69

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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.