Home / 1,664.16-2,298.48-1,270.32

Finding the Fourth Proportional to 1,664.16, 2,298.48 and 1,270.32

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Solution

The fourth proportional to 1,664.16, 2,298.48 and 1,270.32 is: 1,754.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664.16 : 2,298.48 = 1,270.32 : x
  2. Step 2: Convert to fraction form
    1,664.16/2,298.48 = 1,270.32/x
  3. Step 3: Cross multiply
    1,664.16x = 2,298.48 × 1,270.32
  4. Step 4: Simplify right side
    1,664.16x = 2,919,805.11
  5. Step 5: Solve for x
    x = 2,919,805.11/1,664.16
  6. Step 6: Final answer
    x = 1,754.52

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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.