Home / 10,639.14-15,960.93-3,244.17

Finding the Fourth Proportional to 10,639.14, 15,960.93 and 3,244.17

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Solution

The fourth proportional to 10,639.14, 15,960.93 and 3,244.17 is: 4,866.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,639.14 : 15,960.93 = 3,244.17 : x
  2. Step 2: Convert to fraction form
    10,639.14/15,960.93 = 3,244.17/x
  3. Step 3: Cross multiply
    10,639.14x = 15,960.93 × 3,244.17
  4. Step 4: Simplify right side
    10,639.14x = 51,779,970.28
  5. Step 5: Solve for x
    x = 51,779,970.28/10,639.14
  6. Step 6: Final answer
    x = 4,866.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.