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Finding the Fourth Proportional to 6,272.08, 9,408.18 and 1,655.08

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Solution

The fourth proportional to 6,272.08, 9,408.18 and 1,655.08 is: 2,482.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,272.08 : 9,408.18 = 1,655.08 : x
  2. Step 2: Convert to fraction form
    6,272.08/9,408.18 = 1,655.08/x
  3. Step 3: Cross multiply
    6,272.08x = 9,408.18 × 1,655.08
  4. Step 4: Simplify right side
    6,272.08x = 15,571,290.55
  5. Step 5: Solve for x
    x = 15,571,290.55/6,272.08
  6. Step 6: Final answer
    x = 2,482.64

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1.5x scale

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.