Home / 1,232.68-1,838.93-1,077.16

Finding the Fourth Proportional to 1,232.68, 1,838.93 and 1,077.16

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Solution

The fourth proportional to 1,232.68, 1,838.93 and 1,077.16 is: 1,606.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232.68 : 1,838.93 = 1,077.16 : x
  2. Step 2: Convert to fraction form
    1,232.68/1,838.93 = 1,077.16/x
  3. Step 3: Cross multiply
    1,232.68x = 1,838.93 × 1,077.16
  4. Step 4: Simplify right side
    1,232.68x = 1,980,821.84
  5. Step 5: Solve for x
    x = 1,980,821.84/1,232.68
  6. Step 6: Final answer
    x = 1,606.92

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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.