Home / 8,914.79-12,302.26-4,935.82

Finding the Fourth Proportional to 8,914.79, 12,302.26 and 4,935.82

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Solution

The fourth proportional to 8,914.79, 12,302.26 and 4,935.82 is: 6,811.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,914.79 : 12,302.26 = 4,935.82 : x
  2. Step 2: Convert to fraction form
    8,914.79/12,302.26 = 4,935.82/x
  3. Step 3: Cross multiply
    8,914.79x = 12,302.26 × 4,935.82
  4. Step 4: Simplify right side
    8,914.79x = 60,721,740.95
  5. Step 5: Solve for x
    x = 60,721,740.95/8,914.79
  6. Step 6: Final answer
    x = 6,811.35

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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.