Home / 5,090.93-7,631.53-1,625.93

Finding the Fourth Proportional to 5,090.93, 7,631.53 and 1,625.93

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Solution

The fourth proportional to 5,090.93, 7,631.53 and 1,625.93 is: 2,437.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,090.93 : 7,631.53 = 1,625.93 : x
  2. Step 2: Convert to fraction form
    5,090.93/7,631.53 = 1,625.93/x
  3. Step 3: Cross multiply
    5,090.93x = 7,631.53 × 1,625.93
  4. Step 4: Simplify right side
    5,090.93x = 12,408,333.57
  5. Step 5: Solve for x
    x = 12,408,333.57/5,090.93
  6. Step 6: Final answer
    x = 2,437.34

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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.