Home / 7,019.37-10,527.24-2,087.70

Finding the Fourth Proportional to 7,019.37, 10,527.24 and 2,087.70

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Solution

The fourth proportional to 7,019.37, 10,527.24 and 2,087.70 is: 3,131.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,019.37 : 10,527.24 = 2,087.70 : x
  2. Step 2: Convert to fraction form
    7,019.37/10,527.24 = 2,087.70/x
  3. Step 3: Cross multiply
    7,019.37x = 10,527.24 × 2,087.70
  4. Step 4: Simplify right side
    7,019.37x = 21,977,718.95
  5. Step 5: Solve for x
    x = 21,977,718.95/7,019.37
  6. Step 6: Final answer
    x = 3,131.01

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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.