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Finding the Fourth Proportional to 1,713.00, 2,572.95 and 1,021.02

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Solution

The fourth proportional to 1,713.00, 2,572.95 and 1,021.02 is: 1,533.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,713.00 : 2,572.95 = 1,021.02 : x
  2. Step 2: Convert to fraction form
    1,713.00/2,572.95 = 1,021.02/x
  3. Step 3: Cross multiply
    1,713.00x = 2,572.95 × 1,021.02
  4. Step 4: Simplify right side
    1,713.00x = 2,627,029.77
  5. Step 5: Solve for x
    x = 2,627,029.77/1,713.00
  6. Step 6: Final answer
    x = 1,533.59

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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.