Home / 5,343.81-7,376.52-4,783.29

Finding the Fourth Proportional to 5,343.81, 7,376.52 and 4,783.29

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Solution

The fourth proportional to 5,343.81, 7,376.52 and 4,783.29 is: 6,602.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,343.81 : 7,376.52 = 4,783.29 : x
  2. Step 2: Convert to fraction form
    5,343.81/7,376.52 = 4,783.29/x
  3. Step 3: Cross multiply
    5,343.81x = 7,376.52 × 4,783.29
  4. Step 4: Simplify right side
    5,343.81x = 35,284,039.21
  5. Step 5: Solve for x
    x = 35,284,039.21/5,343.81
  6. Step 6: Final answer
    x = 6,602.78

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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.