Home / 4,659.90-6,429.93-2,670.07

Finding the Fourth Proportional to 4,659.90, 6,429.93 and 2,670.07

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Solution

The fourth proportional to 4,659.90, 6,429.93 and 2,670.07 is: 3,684.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,659.90 : 6,429.93 = 2,670.07 : x
  2. Step 2: Convert to fraction form
    4,659.90/6,429.93 = 2,670.07/x
  3. Step 3: Cross multiply
    4,659.90x = 6,429.93 × 2,670.07
  4. Step 4: Simplify right side
    4,659.90x = 17,168,363.20
  5. Step 5: Solve for x
    x = 17,168,363.20/4,659.90
  6. Step 6: Final answer
    x = 3,684.28

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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.