Home / 1,501.22-2,240.99-1,433.82

Finding the Fourth Proportional to 1,501.22, 2,240.99 and 1,433.82

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Solution

The fourth proportional to 1,501.22, 2,240.99 and 1,433.82 is: 2,140.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501.22 : 2,240.99 = 1,433.82 : x
  2. Step 2: Convert to fraction form
    1,501.22/2,240.99 = 1,433.82/x
  3. Step 3: Cross multiply
    1,501.22x = 2,240.99 × 1,433.82
  4. Step 4: Simplify right side
    1,501.22x = 3,213,184.66
  5. Step 5: Solve for x
    x = 3,213,184.66/1,501.22
  6. Step 6: Final answer
    x = 2,140.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.