Home / 13,075.03-19,613.76-4,310.02

Finding the Fourth Proportional to 13,075.03, 19,613.76 and 4,310.02

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Solution

The fourth proportional to 13,075.03, 19,613.76 and 4,310.02 is: 6,465.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,075.03 : 19,613.76 = 4,310.02 : x
  2. Step 2: Convert to fraction form
    13,075.03/19,613.76 = 4,310.02/x
  3. Step 3: Cross multiply
    13,075.03x = 19,613.76 × 4,310.02
  4. Step 4: Simplify right side
    13,075.03x = 84,535,697.88
  5. Step 5: Solve for x
    x = 84,535,697.88/13,075.03
  6. Step 6: Final answer
    x = 6,465.43

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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.