Home / 4,677.93-6,455.37-2,788.53

Finding the Fourth Proportional to 4,677.93, 6,455.37 and 2,788.53

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Solution

The fourth proportional to 4,677.93, 6,455.37 and 2,788.53 is: 3,848.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,677.93 : 6,455.37 = 2,788.53 : x
  2. Step 2: Convert to fraction form
    4,677.93/6,455.37 = 2,788.53/x
  3. Step 3: Cross multiply
    4,677.93x = 6,455.37 × 2,788.53
  4. Step 4: Simplify right side
    4,677.93x = 18,000,992.91
  5. Step 5: Solve for x
    x = 18,000,992.91/4,677.93
  6. Step 6: Final answer
    x = 3,848.07

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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.