Home / 2,295.08-3,166.64-1,398.84

Finding the Fourth Proportional to 2,295.08, 3,166.64 and 1,398.84

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Solution

The fourth proportional to 2,295.08, 3,166.64 and 1,398.84 is: 1,930.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,295.08 : 3,166.64 = 1,398.84 : x
  2. Step 2: Convert to fraction form
    2,295.08/3,166.64 = 1,398.84/x
  3. Step 3: Cross multiply
    2,295.08x = 3,166.64 × 1,398.84
  4. Step 4: Simplify right side
    2,295.08x = 4,429,622.70
  5. Step 5: Solve for x
    x = 4,429,622.70/2,295.08
  6. Step 6: Final answer
    x = 1,930.05

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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.