Home / 9,515.70-14,275.71-5,133.06

Finding the Fourth Proportional to 9,515.70, 14,275.71 and 5,133.06

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Solution

The fourth proportional to 9,515.70, 14,275.71 and 5,133.06 is: 7,700.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,515.70 : 14,275.71 = 5,133.06 : x
  2. Step 2: Convert to fraction form
    9,515.70/14,275.71 = 5,133.06/x
  3. Step 3: Cross multiply
    9,515.70x = 14,275.71 × 5,133.06
  4. Step 4: Simplify right side
    9,515.70x = 73,278,075.97
  5. Step 5: Solve for x
    x = 73,278,075.97/9,515.70
  6. Step 6: Final answer
    x = 7,700.76

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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.