Home / 4,645.41-6,411-2,656.59

Finding the Fourth Proportional to 4,645.41, 6,411 and 2,656.59

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Solution

The fourth proportional to 4,645.41, 6,411 and 2,656.59 is: 3,666.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,645.41 : 6,411 = 2,656.59 : x
  2. Step 2: Convert to fraction form
    4,645.41/6,411 = 2,656.59/x
  3. Step 3: Cross multiply
    4,645.41x = 6,411 × 2,656.59
  4. Step 4: Simplify right side
    4,645.41x = 17,031,398.49
  5. Step 5: Solve for x
    x = 17,031,398.49/4,645.41
  6. Step 6: Final answer
    x = 3,666.29

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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.