Home / 7,495.35-10,342.80-4,137.99

Finding the Fourth Proportional to 7,495.35, 10,342.80 and 4,137.99

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Solution

The fourth proportional to 7,495.35, 10,342.80 and 4,137.99 is: 5,709.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,495.35 : 10,342.80 = 4,137.99 : x
  2. Step 2: Convert to fraction form
    7,495.35/10,342.80 = 4,137.99/x
  3. Step 3: Cross multiply
    7,495.35x = 10,342.80 × 4,137.99
  4. Step 4: Simplify right side
    7,495.35x = 42,798,402.97
  5. Step 5: Solve for x
    x = 42,798,402.97/7,495.35
  6. Step 6: Final answer
    x = 5,709.99

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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.