Home / 4,398.97-6,597.73-1,320.25

Finding the Fourth Proportional to 4,398.97, 6,597.73 and 1,320.25

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Solution

The fourth proportional to 4,398.97, 6,597.73 and 1,320.25 is: 1,980.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,398.97 : 6,597.73 = 1,320.25 : x
  2. Step 2: Convert to fraction form
    4,398.97/6,597.73 = 1,320.25/x
  3. Step 3: Cross multiply
    4,398.97x = 6,597.73 × 1,320.25
  4. Step 4: Simplify right side
    4,398.97x = 8,710,653.03
  5. Step 5: Solve for x
    x = 8,710,653.03/4,398.97
  6. Step 6: Final answer
    x = 1,980.16

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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.