Home / 3,424.51-5,134.06-1,574.29

Finding the Fourth Proportional to 3,424.51, 5,134.06 and 1,574.29

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Solution

The fourth proportional to 3,424.51, 5,134.06 and 1,574.29 is: 2,360.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,424.51 : 5,134.06 = 1,574.29 : x
  2. Step 2: Convert to fraction form
    3,424.51/5,134.06 = 1,574.29/x
  3. Step 3: Cross multiply
    3,424.51x = 5,134.06 × 1,574.29
  4. Step 4: Simplify right side
    3,424.51x = 8,082,499.32
  5. Step 5: Solve for x
    x = 8,082,499.32/3,424.51
  6. Step 6: Final answer
    x = 2,360.19

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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.