Home / 4,457.31-6,147.95-2,964.48

Finding the Fourth Proportional to 4,457.31, 6,147.95 and 2,964.48

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Solution

The fourth proportional to 4,457.31, 6,147.95 and 2,964.48 is: 4,088.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,457.31 : 6,147.95 = 2,964.48 : x
  2. Step 2: Convert to fraction form
    4,457.31/6,147.95 = 2,964.48/x
  3. Step 3: Cross multiply
    4,457.31x = 6,147.95 × 2,964.48
  4. Step 4: Simplify right side
    4,457.31x = 18,225,459.99
  5. Step 5: Solve for x
    x = 18,225,459.99/4,457.31
  6. Step 6: Final answer
    x = 4,088.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.