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Finding the Fourth Proportional to 1,753.51, 2,629.96 and 583.54

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Solution

The fourth proportional to 1,753.51, 2,629.96 and 583.54 is: 875.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753.51 : 2,629.96 = 583.54 : x
  2. Step 2: Convert to fraction form
    1,753.51/2,629.96 = 583.54/x
  3. Step 3: Cross multiply
    1,753.51x = 2,629.96 × 583.54
  4. Step 4: Simplify right side
    1,753.51x = 1,534,686.86
  5. Step 5: Solve for x
    x = 1,534,686.86/1,753.51
  6. Step 6: Final answer
    x = 875.21

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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.