Home / 1,495.02-2,243.34-1,440.48

Finding the Fourth Proportional to 1,495.02, 2,243.34 and 1,440.48

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Solution

The fourth proportional to 1,495.02, 2,243.34 and 1,440.48 is: 2,161.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,495.02 : 2,243.34 = 1,440.48 : x
  2. Step 2: Convert to fraction form
    1,495.02/2,243.34 = 1,440.48/x
  3. Step 3: Cross multiply
    1,495.02x = 2,243.34 × 1,440.48
  4. Step 4: Simplify right side
    1,495.02x = 3,231,486.40
  5. Step 5: Solve for x
    x = 3,231,486.40/1,495.02
  6. Step 6: Final answer
    x = 2,161.50

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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.