Home / 6,376.32-9,570.60-5,219.64

Finding the Fourth Proportional to 6,376.32, 9,570.60 and 5,219.64

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Solution

The fourth proportional to 6,376.32, 9,570.60 and 5,219.64 is: 7,834.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,376.32 : 9,570.60 = 5,219.64 : x
  2. Step 2: Convert to fraction form
    6,376.32/9,570.60 = 5,219.64/x
  3. Step 3: Cross multiply
    6,376.32x = 9,570.60 × 5,219.64
  4. Step 4: Simplify right side
    6,376.32x = 49,955,086.58
  5. Step 5: Solve for x
    x = 49,955,086.58/6,376.32
  6. Step 6: Final answer
    x = 7,834.47

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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.