Home / 6,430.60-9,643.50-2,733.11

Finding the Fourth Proportional to 6,430.60, 9,643.50 and 2,733.11

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Solution

The fourth proportional to 6,430.60, 9,643.50 and 2,733.11 is: 4,098.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,430.60 : 9,643.50 = 2,733.11 : x
  2. Step 2: Convert to fraction form
    6,430.60/9,643.50 = 2,733.11/x
  3. Step 3: Cross multiply
    6,430.60x = 9,643.50 × 2,733.11
  4. Step 4: Simplify right side
    6,430.60x = 26,356,746.29
  5. Step 5: Solve for x
    x = 26,356,746.29/6,430.60
  6. Step 6: Final answer
    x = 4,098.64

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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.