Home / 7,828.07-10,802.33-4,470.22

Finding the Fourth Proportional to 7,828.07, 10,802.33 and 4,470.22

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Solution

The fourth proportional to 7,828.07, 10,802.33 and 4,470.22 is: 6,168.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,828.07 : 10,802.33 = 4,470.22 : x
  2. Step 2: Convert to fraction form
    7,828.07/10,802.33 = 4,470.22/x
  3. Step 3: Cross multiply
    7,828.07x = 10,802.33 × 4,470.22
  4. Step 4: Simplify right side
    7,828.07x = 48,288,799.53
  5. Step 5: Solve for x
    x = 48,288,799.53/7,828.07
  6. Step 6: Final answer
    x = 6,168.68

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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.