Home / 4,557.42-6,289.47-2,788.50

Finding the Fourth Proportional to 4,557.42, 6,289.47 and 2,788.50

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Solution

The fourth proportional to 4,557.42, 6,289.47 and 2,788.50 is: 3,848.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,557.42 : 6,289.47 = 2,788.50 : x
  2. Step 2: Convert to fraction form
    4,557.42/6,289.47 = 2,788.50/x
  3. Step 3: Cross multiply
    4,557.42x = 6,289.47 × 2,788.50
  4. Step 4: Simplify right side
    4,557.42x = 17,538,187.10
  5. Step 5: Solve for x
    x = 17,538,187.10/4,557.42
  6. Step 6: Final answer
    x = 3,848.27

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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.