Home / 7,249.15-10,005.29-4,731.67

Finding the Fourth Proportional to 7,249.15, 10,005.29 and 4,731.67

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Solution

The fourth proportional to 7,249.15, 10,005.29 and 4,731.67 is: 6,530.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,249.15 : 10,005.29 = 4,731.67 : x
  2. Step 2: Convert to fraction form
    7,249.15/10,005.29 = 4,731.67/x
  3. Step 3: Cross multiply
    7,249.15x = 10,005.29 × 4,731.67
  4. Step 4: Simplify right side
    7,249.15x = 47,341,730.53
  5. Step 5: Solve for x
    x = 47,341,730.53/7,249.15
  6. Step 6: Final answer
    x = 6,530.66

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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.