Home / 1,166.17-1,739.46-1,061.07

Finding the Fourth Proportional to 1,166.17, 1,739.46 and 1,061.07

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Solution

The fourth proportional to 1,166.17, 1,739.46 and 1,061.07 is: 1,582.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166.17 : 1,739.46 = 1,061.07 : x
  2. Step 2: Convert to fraction form
    1,166.17/1,739.46 = 1,061.07/x
  3. Step 3: Cross multiply
    1,166.17x = 1,739.46 × 1,061.07
  4. Step 4: Simplify right side
    1,166.17x = 1,845,694.99
  5. Step 5: Solve for x
    x = 1,845,694.99/1,166.17
  6. Step 6: Final answer
    x = 1,582.70

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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.