Home / 7,261.88-10,885.95-5,693.18

Finding the Fourth Proportional to 7,261.88, 10,885.95 and 5,693.18

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Solution

The fourth proportional to 7,261.88, 10,885.95 and 5,693.18 is: 8,534.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,261.88 : 10,885.95 = 5,693.18 : x
  2. Step 2: Convert to fraction form
    7,261.88/10,885.95 = 5,693.18/x
  3. Step 3: Cross multiply
    7,261.88x = 10,885.95 × 5,693.18
  4. Step 4: Simplify right side
    7,261.88x = 61,975,618.39
  5. Step 5: Solve for x
    x = 61,975,618.39/7,261.88
  6. Step 6: Final answer
    x = 8,534.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.