Home / 6,417.60-9,625.28-2,260.68

Finding the Fourth Proportional to 6,417.60, 9,625.28 and 2,260.68

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Solution

The fourth proportional to 6,417.60, 9,625.28 and 2,260.68 is: 3,390.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,417.60 : 9,625.28 = 2,260.68 : x
  2. Step 2: Convert to fraction form
    6,417.60/9,625.28 = 2,260.68/x
  3. Step 3: Cross multiply
    6,417.60x = 9,625.28 × 2,260.68
  4. Step 4: Simplify right side
    6,417.60x = 21,759,677.99
  5. Step 5: Solve for x
    x = 21,759,677.99/6,417.60
  6. Step 6: Final answer
    x = 3,390.63

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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.