Home / 10,302.12-14,217.20-5,826.53

Finding the Fourth Proportional to 10,302.12, 14,217.20 and 5,826.53

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Solution

The fourth proportional to 10,302.12, 14,217.20 and 5,826.53 is: 8,040.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,302.12 : 14,217.20 = 5,826.53 : x
  2. Step 2: Convert to fraction form
    10,302.12/14,217.20 = 5,826.53/x
  3. Step 3: Cross multiply
    10,302.12x = 14,217.20 × 5,826.53
  4. Step 4: Simplify right side
    10,302.12x = 82,836,913.18
  5. Step 5: Solve for x
    x = 82,836,913.18/10,302.12
  6. Step 6: Final answer
    x = 8,040.77

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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.