Home / 4,510.08-6,763.68-1,431.36

Finding the Fourth Proportional to 4,510.08, 6,763.68 and 1,431.36

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Solution

The fourth proportional to 4,510.08, 6,763.68 and 1,431.36 is: 2,146.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,510.08 : 6,763.68 = 1,431.36 : x
  2. Step 2: Convert to fraction form
    4,510.08/6,763.68 = 1,431.36/x
  3. Step 3: Cross multiply
    4,510.08x = 6,763.68 × 1,431.36
  4. Step 4: Simplify right side
    4,510.08x = 9,681,261.00
  5. Step 5: Solve for x
    x = 9,681,261.00/4,510.08
  6. Step 6: Final answer
    x = 2,146.58

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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.