Home / 1,574.17-2,356.22-1,486.69

Finding the Fourth Proportional to 1,574.17, 2,356.22 and 1,486.69

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Solution

The fourth proportional to 1,574.17, 2,356.22 and 1,486.69 is: 2,225.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574.17 : 2,356.22 = 1,486.69 : x
  2. Step 2: Convert to fraction form
    1,574.17/2,356.22 = 1,486.69/x
  3. Step 3: Cross multiply
    1,574.17x = 2,356.22 × 1,486.69
  4. Step 4: Simplify right side
    1,574.17x = 3,502,966.54
  5. Step 5: Solve for x
    x = 3,502,966.54/1,574.17
  6. Step 6: Final answer
    x = 2,225.28

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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.