Home / 6,263.30-8,643.42-3,430.58

Finding the Fourth Proportional to 6,263.30, 8,643.42 and 3,430.58

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Solution

The fourth proportional to 6,263.30, 8,643.42 and 3,430.58 is: 4,734.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,263.30 : 8,643.42 = 3,430.58 : x
  2. Step 2: Convert to fraction form
    6,263.30/8,643.42 = 3,430.58/x
  3. Step 3: Cross multiply
    6,263.30x = 8,643.42 × 3,430.58
  4. Step 4: Simplify right side
    6,263.30x = 29,651,943.78
  5. Step 5: Solve for x
    x = 29,651,943.78/6,263.30
  6. Step 6: Final answer
    x = 4,734.24

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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.