Home / 6,263.72-8,643.59-3,430.94

Finding the Fourth Proportional to 6,263.72, 8,643.59 and 3,430.94

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Solution

The fourth proportional to 6,263.72, 8,643.59 and 3,430.94 is: 4,734.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,263.72 : 8,643.59 = 3,430.94 : x
  2. Step 2: Convert to fraction form
    6,263.72/8,643.59 = 3,430.94/x
  3. Step 3: Cross multiply
    6,263.72x = 8,643.59 × 3,430.94
  4. Step 4: Simplify right side
    6,263.72x = 29,655,683.95
  5. Step 5: Solve for x
    x = 29,655,683.95/6,263.72
  6. Step 6: Final answer
    x = 4,734.52

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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.