Home / 2,140.24-2,952.29-1,552.18

Finding the Fourth Proportional to 2,140.24, 2,952.29 and 1,552.18

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Solution

The fourth proportional to 2,140.24, 2,952.29 and 1,552.18 is: 2,141.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,140.24 : 2,952.29 = 1,552.18 : x
  2. Step 2: Convert to fraction form
    2,140.24/2,952.29 = 1,552.18/x
  3. Step 3: Cross multiply
    2,140.24x = 2,952.29 × 1,552.18
  4. Step 4: Simplify right side
    2,140.24x = 4,582,485.49
  5. Step 5: Solve for x
    x = 4,582,485.49/2,140.24
  6. Step 6: Final answer
    x = 2,141.11

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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.