Home / 6,259.50-8,638.17-3,465.06

Finding the Fourth Proportional to 6,259.50, 8,638.17 and 3,465.06

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Solution

The fourth proportional to 6,259.50, 8,638.17 and 3,465.06 is: 4,781.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,259.50 : 8,638.17 = 3,465.06 : x
  2. Step 2: Convert to fraction form
    6,259.50/8,638.17 = 3,465.06/x
  3. Step 3: Cross multiply
    6,259.50x = 8,638.17 × 3,465.06
  4. Step 4: Simplify right side
    6,259.50x = 29,931,777.34
  5. Step 5: Solve for x
    x = 29,931,777.34/6,259.50
  6. Step 6: Final answer
    x = 4,781.82

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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.