Home / 1,532.07-2,116.41-1,366.23

Finding the Fourth Proportional to 1,532.07, 2,116.41 and 1,366.23

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Solution

The fourth proportional to 1,532.07, 2,116.41 and 1,366.23 is: 1,887.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532.07 : 2,116.41 = 1,366.23 : x
  2. Step 2: Convert to fraction form
    1,532.07/2,116.41 = 1,366.23/x
  3. Step 3: Cross multiply
    1,532.07x = 2,116.41 × 1,366.23
  4. Step 4: Simplify right side
    1,532.07x = 2,891,502.83
  5. Step 5: Solve for x
    x = 2,891,502.83/1,532.07
  6. Step 6: Final answer
    x = 1,887.32

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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.