Home / 7,802.86-11,707.74-4,104.25

Finding the Fourth Proportional to 7,802.86, 11,707.74 and 4,104.25

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Solution

The fourth proportional to 7,802.86, 11,707.74 and 4,104.25 is: 6,158.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,802.86 : 11,707.74 = 4,104.25 : x
  2. Step 2: Convert to fraction form
    7,802.86/11,707.74 = 4,104.25/x
  3. Step 3: Cross multiply
    7,802.86x = 11,707.74 × 4,104.25
  4. Step 4: Simplify right side
    7,802.86x = 48,051,491.90
  5. Step 5: Solve for x
    x = 48,051,491.90/7,802.86
  6. Step 6: Final answer
    x = 6,158.19

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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.