Home / 5,289.21-7,297.29-3,051.05

Finding the Fourth Proportional to 5,289.21, 7,297.29 and 3,051.05

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Solution

The fourth proportional to 5,289.21, 7,297.29 and 3,051.05 is: 4,209.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,289.21 : 7,297.29 = 3,051.05 : x
  2. Step 2: Convert to fraction form
    5,289.21/7,297.29 = 3,051.05/x
  3. Step 3: Cross multiply
    5,289.21x = 7,297.29 × 3,051.05
  4. Step 4: Simplify right side
    5,289.21x = 22,264,360.17
  5. Step 5: Solve for x
    x = 22,264,360.17/5,289.21
  6. Step 6: Final answer
    x = 4,209.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.