Home / 4,671.51-6,447.14-3,490.53

Finding the Fourth Proportional to 4,671.51, 6,447.14 and 3,490.53

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Solution

The fourth proportional to 4,671.51, 6,447.14 and 3,490.53 is: 4,817.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,671.51 : 6,447.14 = 3,490.53 : x
  2. Step 2: Convert to fraction form
    4,671.51/6,447.14 = 3,490.53/x
  3. Step 3: Cross multiply
    4,671.51x = 6,447.14 × 3,490.53
  4. Step 4: Simplify right side
    4,671.51x = 22,503,918.13
  5. Step 5: Solve for x
    x = 22,503,918.13/4,671.51
  6. Step 6: Final answer
    x = 4,817.27

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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.