Home / 4,515.30-6,772.70-1,437.06

Finding the Fourth Proportional to 4,515.30, 6,772.70 and 1,437.06

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Solution

The fourth proportional to 4,515.30, 6,772.70 and 1,437.06 is: 2,155.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,515.30 : 6,772.70 = 1,437.06 : x
  2. Step 2: Convert to fraction form
    4,515.30/6,772.70 = 1,437.06/x
  3. Step 3: Cross multiply
    4,515.30x = 6,772.70 × 1,437.06
  4. Step 4: Simplify right side
    4,515.30x = 9,732,776.26
  5. Step 5: Solve for x
    x = 9,732,776.26/4,515.30
  6. Step 6: Final answer
    x = 2,155.51

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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.