Home / 6,459.98-9,668.70-5,280.62

Finding the Fourth Proportional to 6,459.98, 9,668.70 and 5,280.62

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Solution

The fourth proportional to 6,459.98, 9,668.70 and 5,280.62 is: 7,903.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,459.98 : 9,668.70 = 5,280.62 : x
  2. Step 2: Convert to fraction form
    6,459.98/9,668.70 = 5,280.62/x
  3. Step 3: Cross multiply
    6,459.98x = 9,668.70 × 5,280.62
  4. Step 4: Simplify right side
    6,459.98x = 51,056,682.25
  5. Step 5: Solve for x
    x = 51,056,682.25/6,459.98
  6. Step 6: Final answer
    x = 7,903.54

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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.