Home / 6,457.06-9,688.83-4,896.46

Finding the Fourth Proportional to 6,457.06, 9,688.83 and 4,896.46

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Solution

The fourth proportional to 6,457.06, 9,688.83 and 4,896.46 is: 7,347.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,457.06 : 9,688.83 = 4,896.46 : x
  2. Step 2: Convert to fraction form
    6,457.06/9,688.83 = 4,896.46/x
  3. Step 3: Cross multiply
    6,457.06x = 9,688.83 × 4,896.46
  4. Step 4: Simplify right side
    6,457.06x = 47,440,968.54
  5. Step 5: Solve for x
    x = 47,440,968.54/6,457.06
  6. Step 6: Final answer
    x = 7,347.15

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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.