Home / 6,211.64-9,317.37-1,531.70

Finding the Fourth Proportional to 6,211.64, 9,317.37 and 1,531.70

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Solution

The fourth proportional to 6,211.64, 9,317.37 and 1,531.70 is: 2,297.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,211.64 : 9,317.37 = 1,531.70 : x
  2. Step 2: Convert to fraction form
    6,211.64/9,317.37 = 1,531.70/x
  3. Step 3: Cross multiply
    6,211.64x = 9,317.37 × 1,531.70
  4. Step 4: Simplify right side
    6,211.64x = 14,271,415.63
  5. Step 5: Solve for x
    x = 14,271,415.63/6,211.64
  6. Step 6: Final answer
    x = 2,297.53

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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.