Home / 6,008.72-8,291.40-3,490.34

Finding the Fourth Proportional to 6,008.72, 8,291.40 and 3,490.34

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Solution

The fourth proportional to 6,008.72, 8,291.40 and 3,490.34 is: 4,816.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,008.72 : 8,291.40 = 3,490.34 : x
  2. Step 2: Convert to fraction form
    6,008.72/8,291.40 = 3,490.34/x
  3. Step 3: Cross multiply
    6,008.72x = 8,291.40 × 3,490.34
  4. Step 4: Simplify right side
    6,008.72x = 28,939,805.08
  5. Step 5: Solve for x
    x = 28,939,805.08/6,008.72
  6. Step 6: Final answer
    x = 4,816.30

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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.