Home / 4,681.81-6,462.24-2,769.40

Finding the Fourth Proportional to 4,681.81, 6,462.24 and 2,769.40

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Solution

The fourth proportional to 4,681.81, 6,462.24 and 2,769.40 is: 3,822.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,681.81 : 6,462.24 = 2,769.40 : x
  2. Step 2: Convert to fraction form
    4,681.81/6,462.24 = 2,769.40/x
  3. Step 3: Cross multiply
    4,681.81x = 6,462.24 × 2,769.40
  4. Step 4: Simplify right side
    4,681.81x = 17,896,511.30
  5. Step 5: Solve for x
    x = 17,896,511.30/4,681.81
  6. Step 6: Final answer
    x = 3,822.56

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1.5x scale

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.