Home / 4,309.18-6,457.59-2,456.47

Finding the Fourth Proportional to 4,309.18, 6,457.59 and 2,456.47

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Solution

The fourth proportional to 4,309.18, 6,457.59 and 2,456.47 is: 3,681.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,309.18 : 6,457.59 = 2,456.47 : x
  2. Step 2: Convert to fraction form
    4,309.18/6,457.59 = 2,456.47/x
  3. Step 3: Cross multiply
    4,309.18x = 6,457.59 × 2,456.47
  4. Step 4: Simplify right side
    4,309.18x = 15,862,876.11
  5. Step 5: Solve for x
    x = 15,862,876.11/4,309.18
  6. Step 6: Final answer
    x = 3,681.18

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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.