Home / 5,273.12-7,277.28-3,701.60

Finding the Fourth Proportional to 5,273.12, 7,277.28 and 3,701.60

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Solution

The fourth proportional to 5,273.12, 7,277.28 and 3,701.60 is: 5,108.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,273.12 : 7,277.28 = 3,701.60 : x
  2. Step 2: Convert to fraction form
    5,273.12/7,277.28 = 3,701.60/x
  3. Step 3: Cross multiply
    5,273.12x = 7,277.28 × 3,701.60
  4. Step 4: Simplify right side
    5,273.12x = 26,937,579.65
  5. Step 5: Solve for x
    x = 26,937,579.65/5,273.12
  6. Step 6: Final answer
    x = 5,108.47

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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.