Home / 4,881.60-7,314.30-4,055.40

Finding the Fourth Proportional to 4,881.60, 7,314.30 and 4,055.40

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Solution

The fourth proportional to 4,881.60, 7,314.30 and 4,055.40 is: 6,076.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,881.60 : 7,314.30 = 4,055.40 : x
  2. Step 2: Convert to fraction form
    4,881.60/7,314.30 = 4,055.40/x
  3. Step 3: Cross multiply
    4,881.60x = 7,314.30 × 4,055.40
  4. Step 4: Simplify right side
    4,881.60x = 29,662,412.22
  5. Step 5: Solve for x
    x = 29,662,412.22/4,881.60
  6. Step 6: Final answer
    x = 6,076.37

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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.