Home / 4,379.32-6,574.16-3,455.51

Finding the Fourth Proportional to 4,379.32, 6,574.16 and 3,455.51

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Solution

The fourth proportional to 4,379.32, 6,574.16 and 3,455.51 is: 5,187.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,379.32 : 6,574.16 = 3,455.51 : x
  2. Step 2: Convert to fraction form
    4,379.32/6,574.16 = 3,455.51/x
  3. Step 3: Cross multiply
    4,379.32x = 6,574.16 × 3,455.51
  4. Step 4: Simplify right side
    4,379.32x = 22,717,088.37
  5. Step 5: Solve for x
    x = 22,717,088.37/4,379.32
  6. Step 6: Final answer
    x = 5,187.36

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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.