Home / 9,278.43-13,920.08-4,598.25

Finding the Fourth Proportional to 9,278.43, 13,920.08 and 4,598.25

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Solution

The fourth proportional to 9,278.43, 13,920.08 and 4,598.25 is: 6,898.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,278.43 : 13,920.08 = 4,598.25 : x
  2. Step 2: Convert to fraction form
    9,278.43/13,920.08 = 4,598.25/x
  3. Step 3: Cross multiply
    9,278.43x = 13,920.08 × 4,598.25
  4. Step 4: Simplify right side
    9,278.43x = 64,007,984.87
  5. Step 5: Solve for x
    x = 64,007,984.87/9,278.43
  6. Step 6: Final answer
    x = 6,898.58

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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.