Home / 4,656.09-6,425.33-2,639.51

Finding the Fourth Proportional to 4,656.09, 6,425.33 and 2,639.51

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Solution

The fourth proportional to 4,656.09, 6,425.33 and 2,639.51 is: 3,642.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,656.09 : 6,425.33 = 2,639.51 : x
  2. Step 2: Convert to fraction form
    4,656.09/6,425.33 = 2,639.51/x
  3. Step 3: Cross multiply
    4,656.09x = 6,425.33 × 2,639.51
  4. Step 4: Simplify right side
    4,656.09x = 16,959,677.46
  5. Step 5: Solve for x
    x = 16,959,677.46/4,656.09
  6. Step 6: Final answer
    x = 3,642.47

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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.