Home / 5,270.54-7,276.37-3,283.74

Finding the Fourth Proportional to 5,270.54, 7,276.37 and 3,283.74

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Solution

The fourth proportional to 5,270.54, 7,276.37 and 3,283.74 is: 4,533.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,270.54 : 7,276.37 = 3,283.74 : x
  2. Step 2: Convert to fraction form
    5,270.54/7,276.37 = 3,283.74/x
  3. Step 3: Cross multiply
    5,270.54x = 7,276.37 × 3,283.74
  4. Step 4: Simplify right side
    5,270.54x = 23,893,690.81
  5. Step 5: Solve for x
    x = 23,893,690.81/5,270.54
  6. Step 6: Final answer
    x = 4,533.45

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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.