Home / 5,101.01-7,649.90-1,637.45

Finding the Fourth Proportional to 5,101.01, 7,649.90 and 1,637.45

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Solution

The fourth proportional to 5,101.01, 7,649.90 and 1,637.45 is: 2,455.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,101.01 : 7,649.90 = 1,637.45 : x
  2. Step 2: Convert to fraction form
    5,101.01/7,649.90 = 1,637.45/x
  3. Step 3: Cross multiply
    5,101.01x = 7,649.90 × 1,637.45
  4. Step 4: Simplify right side
    5,101.01x = 12,526,328.76
  5. Step 5: Solve for x
    x = 12,526,328.76/5,101.01
  6. Step 6: Final answer
    x = 2,455.66

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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.