Home / 10,206.60-14,084.06-5,730.85

Finding the Fourth Proportional to 10,206.60, 14,084.06 and 5,730.85

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Solution

The fourth proportional to 10,206.60, 14,084.06 and 5,730.85 is: 7,907.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,206.60 : 14,084.06 = 5,730.85 : x
  2. Step 2: Convert to fraction form
    10,206.60/14,084.06 = 5,730.85/x
  3. Step 3: Cross multiply
    10,206.60x = 14,084.06 × 5,730.85
  4. Step 4: Simplify right side
    10,206.60x = 80,713,564.83
  5. Step 5: Solve for x
    x = 80,713,564.83/10,206.60
  6. Step 6: Final answer
    x = 7,907.98

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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.