Home / 4,509.06-6,750.36-3,417.72

Finding the Fourth Proportional to 4,509.06, 6,750.36 and 3,417.72

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Solution

The fourth proportional to 4,509.06, 6,750.36 and 3,417.72 is: 5,116.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,509.06 : 6,750.36 = 3,417.72 : x
  2. Step 2: Convert to fraction form
    4,509.06/6,750.36 = 3,417.72/x
  3. Step 3: Cross multiply
    4,509.06x = 6,750.36 × 3,417.72
  4. Step 4: Simplify right side
    4,509.06x = 23,070,840.38
  5. Step 5: Solve for x
    x = 23,070,840.38/4,509.06
  6. Step 6: Final answer
    x = 5,116.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.