Home / 2,653.07-3,960.18-2,460.32

Finding the Fourth Proportional to 2,653.07, 3,960.18 and 2,460.32

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Solution

The fourth proportional to 2,653.07, 3,960.18 and 2,460.32 is: 3,672.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,653.07 : 3,960.18 = 2,460.32 : x
  2. Step 2: Convert to fraction form
    2,653.07/3,960.18 = 2,460.32/x
  3. Step 3: Cross multiply
    2,653.07x = 3,960.18 × 2,460.32
  4. Step 4: Simplify right side
    2,653.07x = 9,743,290.26
  5. Step 5: Solve for x
    x = 9,743,290.26/2,653.07
  6. Step 6: Final answer
    x = 3,672.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.