Home / 9,172.20-13,758.30-2,598.30

Finding the Fourth Proportional to 9,172.20, 13,758.30 and 2,598.30

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Solution

The fourth proportional to 9,172.20, 13,758.30 and 2,598.30 is: 3,897.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,172.20 : 13,758.30 = 2,598.30 : x
  2. Step 2: Convert to fraction form
    9,172.20/13,758.30 = 2,598.30/x
  3. Step 3: Cross multiply
    9,172.20x = 13,758.30 × 2,598.30
  4. Step 4: Simplify right side
    9,172.20x = 35,748,190.89
  5. Step 5: Solve for x
    x = 35,748,190.89/9,172.20
  6. Step 6: Final answer
    x = 3,897.45

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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.