Home / 5,431.68-7,495.74-3,335.76

Finding the Fourth Proportional to 5,431.68, 7,495.74 and 3,335.76

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Solution

The fourth proportional to 5,431.68, 7,495.74 and 3,335.76 is: 4,603.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,431.68 : 7,495.74 = 3,335.76 : x
  2. Step 2: Convert to fraction form
    5,431.68/7,495.74 = 3,335.76/x
  3. Step 3: Cross multiply
    5,431.68x = 7,495.74 × 3,335.76
  4. Step 4: Simplify right side
    5,431.68x = 25,003,989.66
  5. Step 5: Solve for x
    x = 25,003,989.66/5,431.68
  6. Step 6: Final answer
    x = 4,603.36

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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.