Home / 9,065.34-12,510.39-5,086.56

Finding the Fourth Proportional to 9,065.34, 12,510.39 and 5,086.56

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Solution

The fourth proportional to 9,065.34, 12,510.39 and 5,086.56 is: 7,019.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,065.34 : 12,510.39 = 5,086.56 : x
  2. Step 2: Convert to fraction form
    9,065.34/12,510.39 = 5,086.56/x
  3. Step 3: Cross multiply
    9,065.34x = 12,510.39 × 5,086.56
  4. Step 4: Simplify right side
    9,065.34x = 63,634,849.36
  5. Step 5: Solve for x
    x = 63,634,849.36/9,065.34
  6. Step 6: Final answer
    x = 7,019.58

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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.