Home / 1,458.24-2,187.94-533.86

Finding the Fourth Proportional to 1,458.24, 2,187.94 and 533.86

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Solution

The fourth proportional to 1,458.24, 2,187.94 and 533.86 is: 801.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458.24 : 2,187.94 = 533.86 : x
  2. Step 2: Convert to fraction form
    1,458.24/2,187.94 = 533.86/x
  3. Step 3: Cross multiply
    1,458.24x = 2,187.94 × 533.86
  4. Step 4: Simplify right side
    1,458.24x = 1,168,053.65
  5. Step 5: Solve for x
    x = 1,168,053.65/1,458.24
  6. Step 6: Final answer
    x = 801.00

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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.