Home / 6,263.35-8,643.55-3,430.84

Finding the Fourth Proportional to 6,263.35, 8,643.55 and 3,430.84

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Solution

The fourth proportional to 6,263.35, 8,643.55 and 3,430.84 is: 4,734.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,263.35 : 8,643.55 = 3,430.84 : x
  2. Step 2: Convert to fraction form
    6,263.35/8,643.55 = 3,430.84/x
  3. Step 3: Cross multiply
    6,263.35x = 8,643.55 × 3,430.84
  4. Step 4: Simplify right side
    6,263.35x = 29,654,639.31
  5. Step 5: Solve for x
    x = 29,654,639.31/6,263.35
  6. Step 6: Final answer
    x = 4,734.63

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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.