Home / 1,625.10-2,241.04-1,490.19

Finding the Fourth Proportional to 1,625.10, 2,241.04 and 1,490.19

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Solution

The fourth proportional to 1,625.10, 2,241.04 and 1,490.19 is: 2,055.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625.10 : 2,241.04 = 1,490.19 : x
  2. Step 2: Convert to fraction form
    1,625.10/2,241.04 = 1,490.19/x
  3. Step 3: Cross multiply
    1,625.10x = 2,241.04 × 1,490.19
  4. Step 4: Simplify right side
    1,625.10x = 3,339,575.40
  5. Step 5: Solve for x
    x = 3,339,575.40/1,625.10
  6. Step 6: Final answer
    x = 2,055.00

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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.