Home / 10,535.04-15,802.56-4,379.04

Finding the Fourth Proportional to 10,535.04, 15,802.56 and 4,379.04

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Solution

The fourth proportional to 10,535.04, 15,802.56 and 4,379.04 is: 6,568.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,535.04 : 15,802.56 = 4,379.04 : x
  2. Step 2: Convert to fraction form
    10,535.04/15,802.56 = 4,379.04/x
  3. Step 3: Cross multiply
    10,535.04x = 15,802.56 × 4,379.04
  4. Step 4: Simplify right side
    10,535.04x = 69,200,042.34
  5. Step 5: Solve for x
    x = 69,200,042.34/10,535.04
  6. Step 6: Final answer
    x = 6,568.56

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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.