Home / 7,206.21-10,810.59-3,311.01

Finding the Fourth Proportional to 7,206.21, 10,810.59 and 3,311.01

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Solution

The fourth proportional to 7,206.21, 10,810.59 and 3,311.01 is: 4,967.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,206.21 : 10,810.59 = 3,311.01 : x
  2. Step 2: Convert to fraction form
    7,206.21/10,810.59 = 3,311.01/x
  3. Step 3: Cross multiply
    7,206.21x = 10,810.59 × 3,311.01
  4. Step 4: Simplify right side
    7,206.21x = 35,793,971.60
  5. Step 5: Solve for x
    x = 35,793,971.60/7,206.21
  6. Step 6: Final answer
    x = 4,967.10

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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.