Home / 7,828.32-10,802.67-4,470.47

Finding the Fourth Proportional to 7,828.32, 10,802.67 and 4,470.47

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Solution

The fourth proportional to 7,828.32, 10,802.67 and 4,470.47 is: 6,169.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,828.32 : 10,802.67 = 4,470.47 : x
  2. Step 2: Convert to fraction form
    7,828.32/10,802.67 = 4,470.47/x
  3. Step 3: Cross multiply
    7,828.32x = 10,802.67 × 4,470.47
  4. Step 4: Simplify right side
    7,828.32x = 48,293,050.34
  5. Step 5: Solve for x
    x = 48,293,050.34/7,828.32
  6. Step 6: Final answer
    x = 6,169.02

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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.