Home / 4,303.04-6,455.64-1,381.64

Finding the Fourth Proportional to 4,303.04, 6,455.64 and 1,381.64

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Solution

The fourth proportional to 4,303.04, 6,455.64 and 1,381.64 is: 2,072.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,303.04 : 6,455.64 = 1,381.64 : x
  2. Step 2: Convert to fraction form
    4,303.04/6,455.64 = 1,381.64/x
  3. Step 3: Cross multiply
    4,303.04x = 6,455.64 × 1,381.64
  4. Step 4: Simplify right side
    4,303.04x = 8,919,370.45
  5. Step 5: Solve for x
    x = 8,919,370.45/4,303.04
  6. Step 6: Final answer
    x = 2,072.81

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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.