Home / 1,526.34-2,290.11-1,405.26

Finding the Fourth Proportional to 1,526.34, 2,290.11 and 1,405.26

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Solution

The fourth proportional to 1,526.34, 2,290.11 and 1,405.26 is: 2,108.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526.34 : 2,290.11 = 1,405.26 : x
  2. Step 2: Convert to fraction form
    1,526.34/2,290.11 = 1,405.26/x
  3. Step 3: Cross multiply
    1,526.34x = 2,290.11 × 1,405.26
  4. Step 4: Simplify right side
    1,526.34x = 3,218,199.98
  5. Step 5: Solve for x
    x = 3,218,199.98/1,526.34
  6. Step 6: Final answer
    x = 2,108.44

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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.