Home / 1,754.15-2,420.82-1,164.24

Finding the Fourth Proportional to 1,754.15, 2,420.82 and 1,164.24

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Solution

The fourth proportional to 1,754.15, 2,420.82 and 1,164.24 is: 1,606.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,754.15 : 2,420.82 = 1,164.24 : x
  2. Step 2: Convert to fraction form
    1,754.15/2,420.82 = 1,164.24/x
  3. Step 3: Cross multiply
    1,754.15x = 2,420.82 × 1,164.24
  4. Step 4: Simplify right side
    1,754.15x = 2,818,415.48
  5. Step 5: Solve for x
    x = 2,818,415.48/1,754.15
  6. Step 6: Final answer
    x = 1,606.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.