Home / 10,338.31-14,266.95-5,622.59

Finding the Fourth Proportional to 10,338.31, 14,266.95 and 5,622.59

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Solution

The fourth proportional to 10,338.31, 14,266.95 and 5,622.59 is: 7,759.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,338.31 : 14,266.95 = 5,622.59 : x
  2. Step 2: Convert to fraction form
    10,338.31/14,266.95 = 5,622.59/x
  3. Step 3: Cross multiply
    10,338.31x = 14,266.95 × 5,622.59
  4. Step 4: Simplify right side
    10,338.31x = 80,217,210.40
  5. Step 5: Solve for x
    x = 80,217,210.40/10,338.31
  6. Step 6: Final answer
    x = 7,759.22

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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.