Home / 2,417.70-3,332.86-1,885.99

Finding the Fourth Proportional to 2,417.70, 3,332.86 and 1,885.99

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Solution

The fourth proportional to 2,417.70, 3,332.86 and 1,885.99 is: 2,599.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,417.70 : 3,332.86 = 1,885.99 : x
  2. Step 2: Convert to fraction form
    2,417.70/3,332.86 = 1,885.99/x
  3. Step 3: Cross multiply
    2,417.70x = 3,332.86 × 1,885.99
  4. Step 4: Simplify right side
    2,417.70x = 6,285,745.35
  5. Step 5: Solve for x
    x = 6,285,745.35/2,417.70
  6. Step 6: Final answer
    x = 2,599.88

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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.