Home / 7,303.24-10,078.86-4,160.44

Finding the Fourth Proportional to 7,303.24, 10,078.86 and 4,160.44

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Solution

The fourth proportional to 7,303.24, 10,078.86 and 4,160.44 is: 5,741.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,303.24 : 10,078.86 = 4,160.44 : x
  2. Step 2: Convert to fraction form
    7,303.24/10,078.86 = 4,160.44/x
  3. Step 3: Cross multiply
    7,303.24x = 10,078.86 × 4,160.44
  4. Step 4: Simplify right side
    7,303.24x = 41,932,492.30
  5. Step 5: Solve for x
    x = 41,932,492.30/7,303.24
  6. Step 6: Final answer
    x = 5,741.63

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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.