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Finding the Fourth Proportional to 4,938.24, 7,407.74 and 1,651.34

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Solution

The fourth proportional to 4,938.24, 7,407.74 and 1,651.34 is: 2,477.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,938.24 : 7,407.74 = 1,651.34 : x
  2. Step 2: Convert to fraction form
    4,938.24/7,407.74 = 1,651.34/x
  3. Step 3: Cross multiply
    4,938.24x = 7,407.74 × 1,651.34
  4. Step 4: Simplify right side
    4,938.24x = 12,232,720.02
  5. Step 5: Solve for x
    x = 12,232,720.02/4,938.24
  6. Step 6: Final answer
    x = 2,477.14

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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.