Home / 4,376.10-6,564.99-1,415.35

Finding the Fourth Proportional to 4,376.10, 6,564.99 and 1,415.35

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Solution

The fourth proportional to 4,376.10, 6,564.99 and 1,415.35 is: 2,123.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,376.10 : 6,564.99 = 1,415.35 : x
  2. Step 2: Convert to fraction form
    4,376.10/6,564.99 = 1,415.35/x
  3. Step 3: Cross multiply
    4,376.10x = 6,564.99 × 1,415.35
  4. Step 4: Simplify right side
    4,376.10x = 9,291,766.80
  5. Step 5: Solve for x
    x = 9,291,766.80/4,376.10
  6. Step 6: Final answer
    x = 2,123.30

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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.