Home / 9,288.97-12,818.67-5,040.01

Finding the Fourth Proportional to 9,288.97, 12,818.67 and 5,040.01

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Solution

The fourth proportional to 9,288.97, 12,818.67 and 5,040.01 is: 6,955.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,288.97 : 12,818.67 = 5,040.01 : x
  2. Step 2: Convert to fraction form
    9,288.97/12,818.67 = 5,040.01/x
  3. Step 3: Cross multiply
    9,288.97x = 12,818.67 × 5,040.01
  4. Step 4: Simplify right side
    9,288.97x = 64,606,224.99
  5. Step 5: Solve for x
    x = 64,606,224.99/9,288.97
  6. Step 6: Final answer
    x = 6,955.15

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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.