Home / 1,623.28-2,437.30-1,069.64

Finding the Fourth Proportional to 1,623.28, 2,437.30 and 1,069.64

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Solution

The fourth proportional to 1,623.28, 2,437.30 and 1,069.64 is: 1,606.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623.28 : 2,437.30 = 1,069.64 : x
  2. Step 2: Convert to fraction form
    1,623.28/2,437.30 = 1,069.64/x
  3. Step 3: Cross multiply
    1,623.28x = 2,437.30 × 1,069.64
  4. Step 4: Simplify right side
    1,623.28x = 2,607,033.57
  5. Step 5: Solve for x
    x = 2,607,033.57/1,623.28
  6. Step 6: Final answer
    x = 1,606.03

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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.