Home / 3,303.45-4,558.01-1,886.90

Finding the Fourth Proportional to 3,303.45, 4,558.01 and 1,886.90

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Solution

The fourth proportional to 3,303.45, 4,558.01 and 1,886.90 is: 2,603.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,303.45 : 4,558.01 = 1,886.90 : x
  2. Step 2: Convert to fraction form
    3,303.45/4,558.01 = 1,886.90/x
  3. Step 3: Cross multiply
    3,303.45x = 4,558.01 × 1,886.90
  4. Step 4: Simplify right side
    3,303.45x = 8,600,476.84
  5. Step 5: Solve for x
    x = 8,600,476.84/3,303.45
  6. Step 6: Final answer
    x = 2,603.48

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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.