Home / 1,574.51-2,357.20-1,186.14

Finding the Fourth Proportional to 1,574.51, 2,357.20 and 1,186.14

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Solution

The fourth proportional to 1,574.51, 2,357.20 and 1,186.14 is: 1,775.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574.51 : 2,357.20 = 1,186.14 : x
  2. Step 2: Convert to fraction form
    1,574.51/2,357.20 = 1,186.14/x
  3. Step 3: Cross multiply
    1,574.51x = 2,357.20 × 1,186.14
  4. Step 4: Simplify right side
    1,574.51x = 2,795,963.28
  5. Step 5: Solve for x
    x = 2,795,963.28/1,574.51
  6. Step 6: Final answer
    x = 1,775.77

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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.