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Finding the Fourth Proportional to 4,659.10, 6,429.02 and 2,669.10

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Solution

The fourth proportional to 4,659.10, 6,429.02 and 2,669.10 is: 3,683.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,659.10 : 6,429.02 = 2,669.10 : x
  2. Step 2: Convert to fraction form
    4,659.10/6,429.02 = 2,669.10/x
  3. Step 3: Cross multiply
    4,659.10x = 6,429.02 × 2,669.10
  4. Step 4: Simplify right side
    4,659.10x = 17,159,697.28
  5. Step 5: Solve for x
    x = 17,159,697.28/4,659.10
  6. Step 6: Final answer
    x = 3,683.05

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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.