Home / 1,887.66-2,598.42-1,677.48

Finding the Fourth Proportional to 1,887.66, 2,598.42 and 1,677.48

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Solution

The fourth proportional to 1,887.66, 2,598.42 and 1,677.48 is: 2,309.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,887.66 : 2,598.42 = 1,677.48 : x
  2. Step 2: Convert to fraction form
    1,887.66/2,598.42 = 1,677.48/x
  3. Step 3: Cross multiply
    1,887.66x = 2,598.42 × 1,677.48
  4. Step 4: Simplify right side
    1,887.66x = 4,358,797.58
  5. Step 5: Solve for x
    x = 4,358,797.58/1,887.66
  6. Step 6: Final answer
    x = 2,309.10

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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.