Home / 4,645.84-6,411.27-2,656.78

Finding the Fourth Proportional to 4,645.84, 6,411.27 and 2,656.78

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Solution

The fourth proportional to 4,645.84, 6,411.27 and 2,656.78 is: 3,666.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,645.84 : 6,411.27 = 2,656.78 : x
  2. Step 2: Convert to fraction form
    4,645.84/6,411.27 = 2,656.78/x
  3. Step 3: Cross multiply
    4,645.84x = 6,411.27 × 2,656.78
  4. Step 4: Simplify right side
    4,645.84x = 17,033,333.91
  5. Step 5: Solve for x
    x = 17,033,333.91/4,645.84
  6. Step 6: Final answer
    x = 3,666.36

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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.