Home / 1,797.48-2,478.65-1,631.63

Finding the Fourth Proportional to 1,797.48, 2,478.65 and 1,631.63

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Solution

The fourth proportional to 1,797.48, 2,478.65 and 1,631.63 is: 2,249.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,797.48 : 2,478.65 = 1,631.63 : x
  2. Step 2: Convert to fraction form
    1,797.48/2,478.65 = 1,631.63/x
  3. Step 3: Cross multiply
    1,797.48x = 2,478.65 × 1,631.63
  4. Step 4: Simplify right side
    1,797.48x = 4,044,219.15
  5. Step 5: Solve for x
    x = 4,044,219.15/1,797.48
  6. Step 6: Final answer
    x = 2,249.94

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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.