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Finding the Fourth Proportional to 4,652.02, 6,978.71 and 2,460.16

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Solution

The fourth proportional to 4,652.02, 6,978.71 and 2,460.16 is: 3,690.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,652.02 : 6,978.71 = 2,460.16 : x
  2. Step 2: Convert to fraction form
    4,652.02/6,978.71 = 2,460.16/x
  3. Step 3: Cross multiply
    4,652.02x = 6,978.71 × 2,460.16
  4. Step 4: Simplify right side
    4,652.02x = 17,168,743.19
  5. Step 5: Solve for x
    x = 17,168,743.19/4,652.02
  6. Step 6: Final answer
    x = 3,690.60

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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.