Home / 10,038.22-13,855.53-5,847.28

Finding the Fourth Proportional to 10,038.22, 13,855.53 and 5,847.28

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Solution

The fourth proportional to 10,038.22, 13,855.53 and 5,847.28 is: 8,070.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,038.22 : 13,855.53 = 5,847.28 : x
  2. Step 2: Convert to fraction form
    10,038.22/13,855.53 = 5,847.28/x
  3. Step 3: Cross multiply
    10,038.22x = 13,855.53 × 5,847.28
  4. Step 4: Simplify right side
    10,038.22x = 81,017,163.46
  5. Step 5: Solve for x
    x = 81,017,163.46/10,038.22
  6. Step 6: Final answer
    x = 8,070.87

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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.