Home / 9,153.03-13,730.47-4,224.08

Finding the Fourth Proportional to 9,153.03, 13,730.47 and 4,224.08

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Solution

The fourth proportional to 9,153.03, 13,730.47 and 4,224.08 is: 6,336.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,153.03 : 13,730.47 = 4,224.08 : x
  2. Step 2: Convert to fraction form
    9,153.03/13,730.47 = 4,224.08/x
  3. Step 3: Cross multiply
    9,153.03x = 13,730.47 × 4,224.08
  4. Step 4: Simplify right side
    9,153.03x = 57,998,627.48
  5. Step 5: Solve for x
    x = 57,998,627.48/9,153.03
  6. Step 6: Final answer
    x = 6,336.55

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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.