Home / 4,913.02-7,349.28-3,155.32

Finding the Fourth Proportional to 4,913.02, 7,349.28 and 3,155.32

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Solution

The fourth proportional to 4,913.02, 7,349.28 and 3,155.32 is: 4,719.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,913.02 : 7,349.28 = 3,155.32 : x
  2. Step 2: Convert to fraction form
    4,913.02/7,349.28 = 3,155.32/x
  3. Step 3: Cross multiply
    4,913.02x = 7,349.28 × 3,155.32
  4. Step 4: Simplify right side
    4,913.02x = 23,189,330.17
  5. Step 5: Solve for x
    x = 23,189,330.17/4,913.02
  6. Step 6: Final answer
    x = 4,719.97

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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.