Home / 6,263.05-8,642.93-3,430.48

Finding the Fourth Proportional to 6,263.05, 8,642.93 and 3,430.48

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Solution

The fourth proportional to 6,263.05, 8,642.93 and 3,430.48 is: 4,734.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,263.05 : 8,642.93 = 3,430.48 : x
  2. Step 2: Convert to fraction form
    6,263.05/8,642.93 = 3,430.48/x
  3. Step 3: Cross multiply
    6,263.05x = 8,642.93 × 3,430.48
  4. Step 4: Simplify right side
    6,263.05x = 29,649,361.29
  5. Step 5: Solve for x
    x = 29,649,361.29/6,263.05
  6. Step 6: Final answer
    x = 4,734.02

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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.