Home / 9,129.06-13,693.59-3,585.01

Finding the Fourth Proportional to 9,129.06, 13,693.59 and 3,585.01

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Solution

The fourth proportional to 9,129.06, 13,693.59 and 3,585.01 is: 5,377.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,129.06 : 13,693.59 = 3,585.01 : x
  2. Step 2: Convert to fraction form
    9,129.06/13,693.59 = 3,585.01/x
  3. Step 3: Cross multiply
    9,129.06x = 13,693.59 × 3,585.01
  4. Step 4: Simplify right side
    9,129.06x = 49,091,657.09
  5. Step 5: Solve for x
    x = 49,091,657.09/9,129.06
  6. Step 6: Final answer
    x = 5,377.52

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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.