Home / 10,450.48-15,664.76-4,899.16

Finding the Fourth Proportional to 10,450.48, 15,664.76 and 4,899.16

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Solution

The fourth proportional to 10,450.48, 15,664.76 and 4,899.16 is: 7,343.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,450.48 : 15,664.76 = 4,899.16 : x
  2. Step 2: Convert to fraction form
    10,450.48/15,664.76 = 4,899.16/x
  3. Step 3: Cross multiply
    10,450.48x = 15,664.76 × 4,899.16
  4. Step 4: Simplify right side
    10,450.48x = 76,744,165.60
  5. Step 5: Solve for x
    x = 76,744,165.60/10,450.48
  6. Step 6: Final answer
    x = 7,343.60

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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.