Home / 7,417.34-11,122.41-2,739.55

Finding the Fourth Proportional to 7,417.34, 11,122.41 and 2,739.55

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Solution

The fourth proportional to 7,417.34, 11,122.41 and 2,739.55 is: 4,108.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,417.34 : 11,122.41 = 2,739.55 : x
  2. Step 2: Convert to fraction form
    7,417.34/11,122.41 = 2,739.55/x
  3. Step 3: Cross multiply
    7,417.34x = 11,122.41 × 2,739.55
  4. Step 4: Simplify right side
    7,417.34x = 30,470,398.32
  5. Step 5: Solve for x
    x = 30,470,398.32/7,417.34
  6. Step 6: Final answer
    x = 4,108.00

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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.