Home / 8,160.47-11,263.26-4,625.63

Finding the Fourth Proportional to 8,160.47, 11,263.26 and 4,625.63

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Solution

The fourth proportional to 8,160.47, 11,263.26 and 4,625.63 is: 6,384.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,160.47 : 11,263.26 = 4,625.63 : x
  2. Step 2: Convert to fraction form
    8,160.47/11,263.26 = 4,625.63/x
  3. Step 3: Cross multiply
    8,160.47x = 11,263.26 × 4,625.63
  4. Step 4: Simplify right side
    8,160.47x = 52,099,617.04
  5. Step 5: Solve for x
    x = 52,099,617.04/8,160.47
  6. Step 6: Final answer
    x = 6,384.39

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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.