Home / 9,459.18-14,172.21-5,753.55

Finding the Fourth Proportional to 9,459.18, 14,172.21 and 5,753.55

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Solution

The fourth proportional to 9,459.18, 14,172.21 and 5,753.55 is: 8,620.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,459.18 : 14,172.21 = 5,753.55 : x
  2. Step 2: Convert to fraction form
    9,459.18/14,172.21 = 5,753.55/x
  3. Step 3: Cross multiply
    9,459.18x = 14,172.21 × 5,753.55
  4. Step 4: Simplify right side
    9,459.18x = 81,540,518.85
  5. Step 5: Solve for x
    x = 81,540,518.85/9,459.18
  6. Step 6: Final answer
    x = 8,620.25

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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.