Home / 6,903.72-9,521.01-4,515.03

Finding the Fourth Proportional to 6,903.72, 9,521.01 and 4,515.03

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Solution

The fourth proportional to 6,903.72, 9,521.01 and 4,515.03 is: 6,226.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,903.72 : 9,521.01 = 4,515.03 : x
  2. Step 2: Convert to fraction form
    6,903.72/9,521.01 = 4,515.03/x
  3. Step 3: Cross multiply
    6,903.72x = 9,521.01 × 4,515.03
  4. Step 4: Simplify right side
    6,903.72x = 42,987,645.78
  5. Step 5: Solve for x
    x = 42,987,645.78/6,903.72
  6. Step 6: Final answer
    x = 6,226.74

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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.