Home / 3,895.17-5,373.59-2,635.76

Finding the Fourth Proportional to 3,895.17, 5,373.59 and 2,635.76

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Solution

The fourth proportional to 3,895.17, 5,373.59 and 2,635.76 is: 3,636.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,895.17 : 5,373.59 = 2,635.76 : x
  2. Step 2: Convert to fraction form
    3,895.17/5,373.59 = 2,635.76/x
  3. Step 3: Cross multiply
    3,895.17x = 5,373.59 × 2,635.76
  4. Step 4: Simplify right side
    3,895.17x = 14,163,453.53
  5. Step 5: Solve for x
    x = 14,163,453.53/3,895.17
  6. Step 6: Final answer
    x = 3,636.16

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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.