Home / 10,292.20-14,205.95-7,106.02

Finding the Fourth Proportional to 10,292.20, 14,205.95 and 7,106.02

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Solution

The fourth proportional to 10,292.20, 14,205.95 and 7,106.02 is: 9,808.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,292.20 : 14,205.95 = 7,106.02 : x
  2. Step 2: Convert to fraction form
    10,292.20/14,205.95 = 7,106.02/x
  3. Step 3: Cross multiply
    10,292.20x = 14,205.95 × 7,106.02
  4. Step 4: Simplify right side
    10,292.20x = 100,947,764.82
  5. Step 5: Solve for x
    x = 100,947,764.82/10,292.20
  6. Step 6: Final answer
    x = 9,808.18

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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.