Home / 3,435.21-5,152.40-1,461.63

Finding the Fourth Proportional to 3,435.21, 5,152.40 and 1,461.63

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Solution

The fourth proportional to 3,435.21, 5,152.40 and 1,461.63 is: 2,192.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435.21 : 5,152.40 = 1,461.63 : x
  2. Step 2: Convert to fraction form
    3,435.21/5,152.40 = 1,461.63/x
  3. Step 3: Cross multiply
    3,435.21x = 5,152.40 × 1,461.63
  4. Step 4: Simplify right side
    3,435.21x = 7,530,904.76
  5. Step 5: Solve for x
    x = 7,530,904.76/3,435.21
  6. Step 6: Final answer
    x = 2,192.27

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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.