Home / 4,370.90-6,552.90-2,178.50

Finding the Fourth Proportional to 4,370.90, 6,552.90 and 2,178.50

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Solution

The fourth proportional to 4,370.90, 6,552.90 and 2,178.50 is: 3,266.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,370.90 : 6,552.90 = 2,178.50 : x
  2. Step 2: Convert to fraction form
    4,370.90/6,552.90 = 2,178.50/x
  3. Step 3: Cross multiply
    4,370.90x = 6,552.90 × 2,178.50
  4. Step 4: Simplify right side
    4,370.90x = 14,275,459.89
  5. Step 5: Solve for x
    x = 14,275,459.89/4,370.90
  6. Step 6: Final answer
    x = 3,266.03

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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.