Home / 6,316.72-9,475.36-2,420.84

Finding the Fourth Proportional to 6,316.72, 9,475.36 and 2,420.84

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Solution

The fourth proportional to 6,316.72, 9,475.36 and 2,420.84 is: 3,631.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,316.72 : 9,475.36 = 2,420.84 : x
  2. Step 2: Convert to fraction form
    6,316.72/9,475.36 = 2,420.84/x
  3. Step 3: Cross multiply
    6,316.72x = 9,475.36 × 2,420.84
  4. Step 4: Simplify right side
    6,316.72x = 22,938,330.50
  5. Step 5: Solve for x
    x = 22,938,330.50/6,316.72
  6. Step 6: Final answer
    x = 3,631.37

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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.