Home / 4,370.18-6,555.30-1,772.50

Finding the Fourth Proportional to 4,370.18, 6,555.30 and 1,772.50

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Solution

The fourth proportional to 4,370.18, 6,555.30 and 1,772.50 is: 2,658.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,370.18 : 6,555.30 = 1,772.50 : x
  2. Step 2: Convert to fraction form
    4,370.18/6,555.30 = 1,772.50/x
  3. Step 3: Cross multiply
    4,370.18x = 6,555.30 × 1,772.50
  4. Step 4: Simplify right side
    4,370.18x = 11,619,269.25
  5. Step 5: Solve for x
    x = 11,619,269.25/4,370.18
  6. Step 6: Final answer
    x = 2,658.76

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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.