Home / 1,495.57-2,241.70-1,129.17

Finding the Fourth Proportional to 1,495.57, 2,241.70 and 1,129.17

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Solution

The fourth proportional to 1,495.57, 2,241.70 and 1,129.17 is: 1,692.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,495.57 : 2,241.70 = 1,129.17 : x
  2. Step 2: Convert to fraction form
    1,495.57/2,241.70 = 1,129.17/x
  3. Step 3: Cross multiply
    1,495.57x = 2,241.70 × 1,129.17
  4. Step 4: Simplify right side
    1,495.57x = 2,531,254.74
  5. Step 5: Solve for x
    x = 2,531,254.74/1,495.57
  6. Step 6: Final answer
    x = 1,692.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.