Home / 3,501.63-5,253.95-1,310.08

Finding the Fourth Proportional to 3,501.63, 5,253.95 and 1,310.08

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Solution

The fourth proportional to 3,501.63, 5,253.95 and 1,310.08 is: 1,965.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,501.63 : 5,253.95 = 1,310.08 : x
  2. Step 2: Convert to fraction form
    3,501.63/5,253.95 = 1,310.08/x
  3. Step 3: Cross multiply
    3,501.63x = 5,253.95 × 1,310.08
  4. Step 4: Simplify right side
    3,501.63x = 6,883,094.82
  5. Step 5: Solve for x
    x = 6,883,094.82/3,501.63
  6. Step 6: Final answer
    x = 1,965.68

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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.