Home / 4,307.67-6,461.55-3,447.45

Finding the Fourth Proportional to 4,307.67, 6,461.55 and 3,447.45

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Solution

The fourth proportional to 4,307.67, 6,461.55 and 3,447.45 is: 5,171.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,307.67 : 6,461.55 = 3,447.45 : x
  2. Step 2: Convert to fraction form
    4,307.67/6,461.55 = 3,447.45/x
  3. Step 3: Cross multiply
    4,307.67x = 6,461.55 × 3,447.45
  4. Step 4: Simplify right side
    4,307.67x = 22,275,870.55
  5. Step 5: Solve for x
    x = 22,275,870.55/4,307.67
  6. Step 6: Final answer
    x = 5,171.21

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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.