Home / 9,130.07-13,695.17-2,889.96

Finding the Fourth Proportional to 9,130.07, 13,695.17 and 2,889.96

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Solution

The fourth proportional to 9,130.07, 13,695.17 and 2,889.96 is: 4,334.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,130.07 : 13,695.17 = 2,889.96 : x
  2. Step 2: Convert to fraction form
    9,130.07/13,695.17 = 2,889.96/x
  3. Step 3: Cross multiply
    9,130.07x = 13,695.17 × 2,889.96
  4. Step 4: Simplify right side
    9,130.07x = 39,578,479.04
  5. Step 5: Solve for x
    x = 39,578,479.04/9,130.07
  6. Step 6: Final answer
    x = 4,334.96

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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.