Home / 9,089.47-13,608.81-4,914.52

Finding the Fourth Proportional to 9,089.47, 13,608.81 and 4,914.52

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Solution

The fourth proportional to 9,089.47, 13,608.81 and 4,914.52 is: 7,358.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,089.47 : 13,608.81 = 4,914.52 : x
  2. Step 2: Convert to fraction form
    9,089.47/13,608.81 = 4,914.52/x
  3. Step 3: Cross multiply
    9,089.47x = 13,608.81 × 4,914.52
  4. Step 4: Simplify right side
    9,089.47x = 66,880,768.92
  5. Step 5: Solve for x
    x = 66,880,768.92/9,089.47
  6. Step 6: Final answer
    x = 7,358.05

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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.