Home / 3,303.21-4,558.47-1,887.09

Finding the Fourth Proportional to 3,303.21, 4,558.47 and 1,887.09

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Solution

The fourth proportional to 3,303.21, 4,558.47 and 1,887.09 is: 2,604.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,303.21 : 4,558.47 = 1,887.09 : x
  2. Step 2: Convert to fraction form
    3,303.21/4,558.47 = 1,887.09/x
  3. Step 3: Cross multiply
    3,303.21x = 4,558.47 × 1,887.09
  4. Step 4: Simplify right side
    3,303.21x = 8,602,210.92
  5. Step 5: Solve for x
    x = 8,602,210.92/3,303.21
  6. Step 6: Final answer
    x = 2,604.20

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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.