Home / 6,263.43-8,643.66-3,430.81

Finding the Fourth Proportional to 6,263.43, 8,643.66 and 3,430.81

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Solution

The fourth proportional to 6,263.43, 8,643.66 and 3,430.81 is: 4,734.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,263.43 : 8,643.66 = 3,430.81 : x
  2. Step 2: Convert to fraction form
    6,263.43/8,643.66 = 3,430.81/x
  3. Step 3: Cross multiply
    6,263.43x = 8,643.66 × 3,430.81
  4. Step 4: Simplify right side
    6,263.43x = 29,654,746.98
  5. Step 5: Solve for x
    x = 29,654,746.98/6,263.43
  6. Step 6: Final answer
    x = 4,734.58

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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.