Home / 3,611.48-5,417.23-1,302.98

Finding the Fourth Proportional to 3,611.48, 5,417.23 and 1,302.98

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Solution

The fourth proportional to 3,611.48, 5,417.23 and 1,302.98 is: 1,954.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,611.48 : 5,417.23 = 1,302.98 : x
  2. Step 2: Convert to fraction form
    3,611.48/5,417.23 = 1,302.98/x
  3. Step 3: Cross multiply
    3,611.48x = 5,417.23 × 1,302.98
  4. Step 4: Simplify right side
    3,611.48x = 7,058,552.63
  5. Step 5: Solve for x
    x = 7,058,552.63/3,611.48
  6. Step 6: Final answer
    x = 1,954.48

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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.