Home / 4,784.78-7,135.30-4,741.04

Finding the Fourth Proportional to 4,784.78, 7,135.30 and 4,741.04

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Solution

The fourth proportional to 4,784.78, 7,135.30 and 4,741.04 is: 7,070.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,784.78 : 7,135.30 = 4,741.04 : x
  2. Step 2: Convert to fraction form
    4,784.78/7,135.30 = 4,741.04/x
  3. Step 3: Cross multiply
    4,784.78x = 7,135.30 × 4,741.04
  4. Step 4: Simplify right side
    4,784.78x = 33,828,742.71
  5. Step 5: Solve for x
    x = 33,828,742.71/4,784.78
  6. Step 6: Final answer
    x = 7,070.07

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.