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Finding the Fourth Proportional to 4,676.04, 7,015.02 and 1,388.84

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Solution

The fourth proportional to 4,676.04, 7,015.02 and 1,388.84 is: 2,083.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,676.04 : 7,015.02 = 1,388.84 : x
  2. Step 2: Convert to fraction form
    4,676.04/7,015.02 = 1,388.84/x
  3. Step 3: Cross multiply
    4,676.04x = 7,015.02 × 1,388.84
  4. Step 4: Simplify right side
    4,676.04x = 9,742,740.38
  5. Step 5: Solve for x
    x = 9,742,740.38/4,676.04
  6. Step 6: Final answer
    x = 2,083.55

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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.