Home / 6,409.24-8,842.28-4,015.04

Finding the Fourth Proportional to 6,409.24, 8,842.28 and 4,015.04

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Solution

The fourth proportional to 6,409.24, 8,842.28 and 4,015.04 is: 5,539.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,409.24 : 8,842.28 = 4,015.04 : x
  2. Step 2: Convert to fraction form
    6,409.24/8,842.28 = 4,015.04/x
  3. Step 3: Cross multiply
    6,409.24x = 8,842.28 × 4,015.04
  4. Step 4: Simplify right side
    6,409.24x = 35,502,140.03
  5. Step 5: Solve for x
    x = 35,502,140.03/6,409.24
  6. Step 6: Final answer
    x = 5,539.21

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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.