Home / 5,216.16-7,794.60-5,099.52

Finding the Fourth Proportional to 5,216.16, 7,794.60 and 5,099.52

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Solution

The fourth proportional to 5,216.16, 7,794.60 and 5,099.52 is: 7,620.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,216.16 : 7,794.60 = 5,099.52 : x
  2. Step 2: Convert to fraction form
    5,216.16/7,794.60 = 5,099.52/x
  3. Step 3: Cross multiply
    5,216.16x = 7,794.60 × 5,099.52
  4. Step 4: Simplify right side
    5,216.16x = 39,748,718.59
  5. Step 5: Solve for x
    x = 39,748,718.59/5,216.16
  6. Step 6: Final answer
    x = 7,620.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.