Home / 2,943.02-4,409.34-1,553.30

Finding the Fourth Proportional to 2,943.02, 4,409.34 and 1,553.30

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Solution

The fourth proportional to 2,943.02, 4,409.34 and 1,553.30 is: 2,327.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943.02 : 4,409.34 = 1,553.30 : x
  2. Step 2: Convert to fraction form
    2,943.02/4,409.34 = 1,553.30/x
  3. Step 3: Cross multiply
    2,943.02x = 4,409.34 × 1,553.30
  4. Step 4: Simplify right side
    2,943.02x = 6,849,010.81
  5. Step 5: Solve for x
    x = 6,849,010.81/2,943.02
  6. Step 6: Final answer
    x = 2,327.20

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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.