Home / 7,307.96-10,086.28-4,325.45

Finding the Fourth Proportional to 7,307.96, 10,086.28 and 4,325.45

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Solution

The fourth proportional to 7,307.96, 10,086.28 and 4,325.45 is: 5,969.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,307.96 : 10,086.28 = 4,325.45 : x
  2. Step 2: Convert to fraction form
    7,307.96/10,086.28 = 4,325.45/x
  3. Step 3: Cross multiply
    7,307.96x = 10,086.28 × 4,325.45
  4. Step 4: Simplify right side
    7,307.96x = 43,627,638.58
  5. Step 5: Solve for x
    x = 43,627,638.58/7,307.96
  6. Step 6: Final answer
    x = 5,969.88

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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.