Home / 7,339.76-10,131.49-4,355.59

Finding the Fourth Proportional to 7,339.76, 10,131.49 and 4,355.59

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Solution

The fourth proportional to 7,339.76, 10,131.49 and 4,355.59 is: 6,012.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,339.76 : 10,131.49 = 4,355.59 : x
  2. Step 2: Convert to fraction form
    7,339.76/10,131.49 = 4,355.59/x
  3. Step 3: Cross multiply
    7,339.76x = 10,131.49 × 4,355.59
  4. Step 4: Simplify right side
    7,339.76x = 44,128,656.39
  5. Step 5: Solve for x
    x = 44,128,656.39/7,339.76
  6. Step 6: Final answer
    x = 6,012.28

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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.