Home / 8,975.16-13,455.18-4,292.52

Finding the Fourth Proportional to 8,975.16, 13,455.18 and 4,292.52

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Solution

The fourth proportional to 8,975.16, 13,455.18 and 4,292.52 is: 6,435.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,975.16 : 13,455.18 = 4,292.52 : x
  2. Step 2: Convert to fraction form
    8,975.16/13,455.18 = 4,292.52/x
  3. Step 3: Cross multiply
    8,975.16x = 13,455.18 × 4,292.52
  4. Step 4: Simplify right side
    8,975.16x = 57,756,629.25
  5. Step 5: Solve for x
    x = 57,756,629.25/8,975.16
  6. Step 6: Final answer
    x = 6,435.16

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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.