Home / 8,375.04-11,557.26-4,838.40

Finding the Fourth Proportional to 8,375.04, 11,557.26 and 4,838.40

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Solution

The fourth proportional to 8,375.04, 11,557.26 and 4,838.40 is: 6,676.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,375.04 : 11,557.26 = 4,838.40 : x
  2. Step 2: Convert to fraction form
    8,375.04/11,557.26 = 4,838.40/x
  3. Step 3: Cross multiply
    8,375.04x = 11,557.26 × 4,838.40
  4. Step 4: Simplify right side
    8,375.04x = 55,918,646.78
  5. Step 5: Solve for x
    x = 55,918,646.78/8,375.04
  6. Step 6: Final answer
    x = 6,676.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.