Home / 7,050.10-9,729.01-4,066.06

Finding the Fourth Proportional to 7,050.10, 9,729.01 and 4,066.06

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Solution

The fourth proportional to 7,050.10, 9,729.01 and 4,066.06 is: 5,611.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,050.10 : 9,729.01 = 4,066.06 : x
  2. Step 2: Convert to fraction form
    7,050.10/9,729.01 = 4,066.06/x
  3. Step 3: Cross multiply
    7,050.10x = 9,729.01 × 4,066.06
  4. Step 4: Simplify right side
    7,050.10x = 39,558,738.40
  5. Step 5: Solve for x
    x = 39,558,738.40/7,050.10
  6. Step 6: Final answer
    x = 5,611.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.