Home / 10,808.36-16,215.30-3,017.20

Finding the Fourth Proportional to 10,808.36, 16,215.30 and 3,017.20

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Solution

The fourth proportional to 10,808.36, 16,215.30 and 3,017.20 is: 4,526.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,808.36 : 16,215.30 = 3,017.20 : x
  2. Step 2: Convert to fraction form
    10,808.36/16,215.30 = 3,017.20/x
  3. Step 3: Cross multiply
    10,808.36x = 16,215.30 × 3,017.20
  4. Step 4: Simplify right side
    10,808.36x = 48,924,803.16
  5. Step 5: Solve for x
    x = 48,924,803.16/10,808.36
  6. Step 6: Final answer
    x = 4,526.57

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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.