Home / 4,188.04-6,303.06-3,153.40

Finding the Fourth Proportional to 4,188.04, 6,303.06 and 3,153.40

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Solution

The fourth proportional to 4,188.04, 6,303.06 and 3,153.40 is: 4,745.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,188.04 : 6,303.06 = 3,153.40 : x
  2. Step 2: Convert to fraction form
    4,188.04/6,303.06 = 3,153.40/x
  3. Step 3: Cross multiply
    4,188.04x = 6,303.06 × 3,153.40
  4. Step 4: Simplify right side
    4,188.04x = 19,876,069.40
  5. Step 5: Solve for x
    x = 19,876,069.40/4,188.04
  6. Step 6: Final answer
    x = 4,745.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.