Home / 4,379.32-6,569.91-1,259.30

Finding the Fourth Proportional to 4,379.32, 6,569.91 and 1,259.30

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Solution

The fourth proportional to 4,379.32, 6,569.91 and 1,259.30 is: 1,889.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,379.32 : 6,569.91 = 1,259.30 : x
  2. Step 2: Convert to fraction form
    4,379.32/6,569.91 = 1,259.30/x
  3. Step 3: Cross multiply
    4,379.32x = 6,569.91 × 1,259.30
  4. Step 4: Simplify right side
    4,379.32x = 8,273,467.13
  5. Step 5: Solve for x
    x = 8,273,467.13/4,379.32
  6. Step 6: Final answer
    x = 1,889.21

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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.