Home / 7,436.81-10,261.11-5,047.11

Finding the Fourth Proportional to 7,436.81, 10,261.11 and 5,047.11

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Solution

The fourth proportional to 7,436.81, 10,261.11 and 5,047.11 is: 6,963.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,436.81 : 10,261.11 = 5,047.11 : x
  2. Step 2: Convert to fraction form
    7,436.81/10,261.11 = 5,047.11/x
  3. Step 3: Cross multiply
    7,436.81x = 10,261.11 × 5,047.11
  4. Step 4: Simplify right side
    7,436.81x = 51,788,950.89
  5. Step 5: Solve for x
    x = 51,788,950.89/7,436.81
  6. Step 6: Final answer
    x = 6,963.87

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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.