Home / 5,045.72-7,570.88-2,273.12

Finding the Fourth Proportional to 5,045.72, 7,570.88 and 2,273.12

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Solution

The fourth proportional to 5,045.72, 7,570.88 and 2,273.12 is: 3,410.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,045.72 : 7,570.88 = 2,273.12 : x
  2. Step 2: Convert to fraction form
    5,045.72/7,570.88 = 2,273.12/x
  3. Step 3: Cross multiply
    5,045.72x = 7,570.88 × 2,273.12
  4. Step 4: Simplify right side
    5,045.72x = 17,209,518.75
  5. Step 5: Solve for x
    x = 17,209,518.75/5,045.72
  6. Step 6: Final answer
    x = 3,410.72

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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.