Home / 6,450.79-8,902.45-4,854.56

Finding the Fourth Proportional to 6,450.79, 8,902.45 and 4,854.56

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Solution

The fourth proportional to 6,450.79, 8,902.45 and 4,854.56 is: 6,699.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,450.79 : 8,902.45 = 4,854.56 : x
  2. Step 2: Convert to fraction form
    6,450.79/8,902.45 = 4,854.56/x
  3. Step 3: Cross multiply
    6,450.79x = 8,902.45 × 4,854.56
  4. Step 4: Simplify right side
    6,450.79x = 43,217,475.66
  5. Step 5: Solve for x
    x = 43,217,475.66/6,450.79
  6. Step 6: Final answer
    x = 6,699.57

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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.