Home / 4,303.84-6,443.28-3,645.76

Finding the Fourth Proportional to 4,303.84, 6,443.28 and 3,645.76

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Solution

The fourth proportional to 4,303.84, 6,443.28 and 3,645.76 is: 5,458.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,303.84 : 6,443.28 = 3,645.76 : x
  2. Step 2: Convert to fraction form
    4,303.84/6,443.28 = 3,645.76/x
  3. Step 3: Cross multiply
    4,303.84x = 6,443.28 × 3,645.76
  4. Step 4: Simplify right side
    4,303.84x = 23,490,652.49
  5. Step 5: Solve for x
    x = 23,490,652.49/4,303.84
  6. Step 6: Final answer
    x = 5,458.07

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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.