Home / 3,284.64-4,925.80-1,435.34

Finding the Fourth Proportional to 3,284.64, 4,925.80 and 1,435.34

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Solution

The fourth proportional to 3,284.64, 4,925.80 and 1,435.34 is: 2,152.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,284.64 : 4,925.80 = 1,435.34 : x
  2. Step 2: Convert to fraction form
    3,284.64/4,925.80 = 1,435.34/x
  3. Step 3: Cross multiply
    3,284.64x = 4,925.80 × 1,435.34
  4. Step 4: Simplify right side
    3,284.64x = 7,070,197.77
  5. Step 5: Solve for x
    x = 7,070,197.77/3,284.64
  6. Step 6: Final answer
    x = 2,152.50

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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.