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Finding the Fourth Proportional to 1,460.51, 2,015.44 and 797.35

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Solution

The fourth proportional to 1,460.51, 2,015.44 and 797.35 is: 1,100.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,460.51 : 2,015.44 = 797.35 : x
  2. Step 2: Convert to fraction form
    1,460.51/2,015.44 = 797.35/x
  3. Step 3: Cross multiply
    1,460.51x = 2,015.44 × 797.35
  4. Step 4: Simplify right side
    1,460.51x = 1,607,011.08
  5. Step 5: Solve for x
    x = 1,607,011.08/1,460.51
  6. Step 6: Final answer
    x = 1,100.31

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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.