Home / 6,620.37-9,934.05-2,925.15

Finding the Fourth Proportional to 6,620.37, 9,934.05 and 2,925.15

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Solution

The fourth proportional to 6,620.37, 9,934.05 and 2,925.15 is: 4,389.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,620.37 : 9,934.05 = 2,925.15 : x
  2. Step 2: Convert to fraction form
    6,620.37/9,934.05 = 2,925.15/x
  3. Step 3: Cross multiply
    6,620.37x = 9,934.05 × 2,925.15
  4. Step 4: Simplify right side
    6,620.37x = 29,058,586.36
  5. Step 5: Solve for x
    x = 29,058,586.36/6,620.37
  6. Step 6: Final answer
    x = 4,389.27

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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.