Home / 5,427.83-8,141.72-2,307.35

Finding the Fourth Proportional to 5,427.83, 8,141.72 and 2,307.35

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Solution

The fourth proportional to 5,427.83, 8,141.72 and 2,307.35 is: 3,461.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,427.83 : 8,141.72 = 2,307.35 : x
  2. Step 2: Convert to fraction form
    5,427.83/8,141.72 = 2,307.35/x
  3. Step 3: Cross multiply
    5,427.83x = 8,141.72 × 2,307.35
  4. Step 4: Simplify right side
    5,427.83x = 18,785,745.40
  5. Step 5: Solve for x
    x = 18,785,745.40/5,427.83
  6. Step 6: Final answer
    x = 3,461.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.