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Finding the Fourth Proportional to 4,676.18, 7,014.94 and 1,555.16

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Solution

The fourth proportional to 4,676.18, 7,014.94 and 1,555.16 is: 2,332.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,676.18 : 7,014.94 = 1,555.16 : x
  2. Step 2: Convert to fraction form
    4,676.18/7,014.94 = 1,555.16/x
  3. Step 3: Cross multiply
    4,676.18x = 7,014.94 × 1,555.16
  4. Step 4: Simplify right side
    4,676.18x = 10,909,354.09
  5. Step 5: Solve for x
    x = 10,909,354.09/4,676.18
  6. Step 6: Final answer
    x = 2,332.96

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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.