Home / 7,205.45-10,808.60-2,011.32

Finding the Fourth Proportional to 7,205.45, 10,808.60 and 2,011.32

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Solution

The fourth proportional to 7,205.45, 10,808.60 and 2,011.32 is: 3,017.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,205.45 : 10,808.60 = 2,011.32 : x
  2. Step 2: Convert to fraction form
    7,205.45/10,808.60 = 2,011.32/x
  3. Step 3: Cross multiply
    7,205.45x = 10,808.60 × 2,011.32
  4. Step 4: Simplify right side
    7,205.45x = 21,739,543.30
  5. Step 5: Solve for x
    x = 21,739,543.30/7,205.45
  6. Step 6: Final answer
    x = 3,017.10

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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.