Home / 9,490.91-13,095.07-5,512.19

Finding the Fourth Proportional to 9,490.91, 13,095.07 and 5,512.19

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Solution

The fourth proportional to 9,490.91, 13,095.07 and 5,512.19 is: 7,605.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,490.91 : 13,095.07 = 5,512.19 : x
  2. Step 2: Convert to fraction form
    9,490.91/13,095.07 = 5,512.19/x
  3. Step 3: Cross multiply
    9,490.91x = 13,095.07 × 5,512.19
  4. Step 4: Simplify right side
    9,490.91x = 72,182,434.65
  5. Step 5: Solve for x
    x = 72,182,434.65/9,490.91
  6. Step 6: Final answer
    x = 7,605.43

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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.