Home / 7,845.24-10,826.34-4,701.48

Finding the Fourth Proportional to 7,845.24, 10,826.34 and 4,701.48

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Solution

The fourth proportional to 7,845.24, 10,826.34 and 4,701.48 is: 6,487.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,845.24 : 10,826.34 = 4,701.48 : x
  2. Step 2: Convert to fraction form
    7,845.24/10,826.34 = 4,701.48/x
  3. Step 3: Cross multiply
    7,845.24x = 10,826.34 × 4,701.48
  4. Step 4: Simplify right side
    7,845.24x = 50,899,820.98
  5. Step 5: Solve for x
    x = 50,899,820.98/7,845.24
  6. Step 6: Final answer
    x = 6,487.99

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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.