Home / 9,045.30-13,563.09-2,802.63

Finding the Fourth Proportional to 9,045.30, 13,563.09 and 2,802.63

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Solution

The fourth proportional to 9,045.30, 13,563.09 and 2,802.63 is: 4,202.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,045.30 : 13,563.09 = 2,802.63 : x
  2. Step 2: Convert to fraction form
    9,045.30/13,563.09 = 2,802.63/x
  3. Step 3: Cross multiply
    9,045.30x = 13,563.09 × 2,802.63
  4. Step 4: Simplify right side
    9,045.30x = 38,012,322.93
  5. Step 5: Solve for x
    x = 38,012,322.93/9,045.30
  6. Step 6: Final answer
    x = 4,202.44

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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.