Home / 5,405.91-7,460.17-3,048.06

Finding the Fourth Proportional to 5,405.91, 7,460.17 and 3,048.06

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Solution

The fourth proportional to 5,405.91, 7,460.17 and 3,048.06 is: 4,206.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,405.91 : 7,460.17 = 3,048.06 : x
  2. Step 2: Convert to fraction form
    5,405.91/7,460.17 = 3,048.06/x
  3. Step 3: Cross multiply
    5,405.91x = 7,460.17 × 3,048.06
  4. Step 4: Simplify right side
    5,405.91x = 22,739,066.13
  5. Step 5: Solve for x
    x = 22,739,066.13/5,405.91
  6. Step 6: Final answer
    x = 4,206.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.