Home / 7,618.66-10,513.56-4,261.62

Finding the Fourth Proportional to 7,618.66, 10,513.56 and 4,261.62

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Solution

The fourth proportional to 7,618.66, 10,513.56 and 4,261.62 is: 5,880.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,618.66 : 10,513.56 = 4,261.62 : x
  2. Step 2: Convert to fraction form
    7,618.66/10,513.56 = 4,261.62/x
  3. Step 3: Cross multiply
    7,618.66x = 10,513.56 × 4,261.62
  4. Step 4: Simplify right side
    7,618.66x = 44,804,793.84
  5. Step 5: Solve for x
    x = 44,804,793.84/7,618.66
  6. Step 6: Final answer
    x = 5,880.93

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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.