Home / 6,237.83-8,607.39-3,720.24

Finding the Fourth Proportional to 6,237.83, 8,607.39 and 3,720.24

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Solution

The fourth proportional to 6,237.83, 8,607.39 and 3,720.24 is: 5,133.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,237.83 : 8,607.39 = 3,720.24 : x
  2. Step 2: Convert to fraction form
    6,237.83/8,607.39 = 3,720.24/x
  3. Step 3: Cross multiply
    6,237.83x = 8,607.39 × 3,720.24
  4. Step 4: Simplify right side
    6,237.83x = 32,021,547.41
  5. Step 5: Solve for x
    x = 32,021,547.41/6,237.83
  6. Step 6: Final answer
    x = 5,133.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.