Home / 4,303.02-6,419.88-3,835.20

Finding the Fourth Proportional to 4,303.02, 6,419.88 and 3,835.20

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Solution

The fourth proportional to 4,303.02, 6,419.88 and 3,835.20 is: 5,721.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,303.02 : 6,419.88 = 3,835.20 : x
  2. Step 2: Convert to fraction form
    4,303.02/6,419.88 = 3,835.20/x
  3. Step 3: Cross multiply
    4,303.02x = 6,419.88 × 3,835.20
  4. Step 4: Simplify right side
    4,303.02x = 24,621,523.78
  5. Step 5: Solve for x
    x = 24,621,523.78/4,303.02
  6. Step 6: Final answer
    x = 5,721.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.