Home / 2,471.23-3,681.90-2,353.68

Finding the Fourth Proportional to 2,471.23, 3,681.90 and 2,353.68

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Solution

The fourth proportional to 2,471.23, 3,681.90 and 2,353.68 is: 3,506.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,471.23 : 3,681.90 = 2,353.68 : x
  2. Step 2: Convert to fraction form
    2,471.23/3,681.90 = 2,353.68/x
  3. Step 3: Cross multiply
    2,471.23x = 3,681.90 × 2,353.68
  4. Step 4: Simplify right side
    2,471.23x = 8,666,015.65
  5. Step 5: Solve for x
    x = 8,666,015.65/2,471.23
  6. Step 6: Final answer
    x = 3,506.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.