Home / 6,828.60-10,242.36-2,445.60

Finding the Fourth Proportional to 6,828.60, 10,242.36 and 2,445.60

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Solution

The fourth proportional to 6,828.60, 10,242.36 and 2,445.60 is: 3,668.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,828.60 : 10,242.36 = 2,445.60 : x
  2. Step 2: Convert to fraction form
    6,828.60/10,242.36 = 2,445.60/x
  3. Step 3: Cross multiply
    6,828.60x = 10,242.36 × 2,445.60
  4. Step 4: Simplify right side
    6,828.60x = 25,048,715.62
  5. Step 5: Solve for x
    x = 25,048,715.62/6,828.60
  6. Step 6: Final answer
    x = 3,668.21

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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.