Home / 7,470.36-10,314.60-4,819.32

Finding the Fourth Proportional to 7,470.36, 10,314.60 and 4,819.32

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Solution

The fourth proportional to 7,470.36, 10,314.60 and 4,819.32 is: 6,654.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,470.36 : 10,314.60 = 4,819.32 : x
  2. Step 2: Convert to fraction form
    7,470.36/10,314.60 = 4,819.32/x
  3. Step 3: Cross multiply
    7,470.36x = 10,314.60 × 4,819.32
  4. Step 4: Simplify right side
    7,470.36x = 49,709,358.07
  5. Step 5: Solve for x
    x = 49,709,358.07/7,470.36
  6. Step 6: Final answer
    x = 6,654.21

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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.