Home / 3,533.54-5,300.46-1,312.96

Finding the Fourth Proportional to 3,533.54, 5,300.46 and 1,312.96

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Solution

The fourth proportional to 3,533.54, 5,300.46 and 1,312.96 is: 1,969.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,533.54 : 5,300.46 = 1,312.96 : x
  2. Step 2: Convert to fraction form
    3,533.54/5,300.46 = 1,312.96/x
  3. Step 3: Cross multiply
    3,533.54x = 5,300.46 × 1,312.96
  4. Step 4: Simplify right side
    3,533.54x = 6,959,258.89
  5. Step 5: Solve for x
    x = 6,959,258.89/3,533.54
  6. Step 6: Final answer
    x = 1,969.49

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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.