Home / 9,065.14-12,509.90-5,086.16

Finding the Fourth Proportional to 9,065.14, 12,509.90 and 5,086.16

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Solution

The fourth proportional to 9,065.14, 12,509.90 and 5,086.16 is: 7,018.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,065.14 : 12,509.90 = 5,086.16 : x
  2. Step 2: Convert to fraction form
    9,065.14/12,509.90 = 5,086.16/x
  3. Step 3: Cross multiply
    9,065.14x = 12,509.90 × 5,086.16
  4. Step 4: Simplify right side
    9,065.14x = 63,627,352.98
  5. Step 5: Solve for x
    x = 63,627,352.98/9,065.14
  6. Step 6: Final answer
    x = 7,018.90

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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.