Home / 4,303.63-6,443.28-2,739.76

Finding the Fourth Proportional to 4,303.63, 6,443.28 and 2,739.76

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Solution

The fourth proportional to 4,303.63, 6,443.28 and 2,739.76 is: 4,101.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,303.63 : 6,443.28 = 2,739.76 : x
  2. Step 2: Convert to fraction form
    4,303.63/6,443.28 = 2,739.76/x
  3. Step 3: Cross multiply
    4,303.63x = 6,443.28 × 2,739.76
  4. Step 4: Simplify right side
    4,303.63x = 17,653,040.81
  5. Step 5: Solve for x
    x = 17,653,040.81/4,303.63
  6. Step 6: Final answer
    x = 4,101.90

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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.