Home / 2,471.10-3,709.35-1,547.70

Finding the Fourth Proportional to 2,471.10, 3,709.35 and 1,547.70

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Solution

The fourth proportional to 2,471.10, 3,709.35 and 1,547.70 is: 2,323.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,471.10 : 3,709.35 = 1,547.70 : x
  2. Step 2: Convert to fraction form
    2,471.10/3,709.35 = 1,547.70/x
  3. Step 3: Cross multiply
    2,471.10x = 3,709.35 × 1,547.70
  4. Step 4: Simplify right side
    2,471.10x = 5,740,961.00
  5. Step 5: Solve for x
    x = 5,740,961.00/2,471.10
  6. Step 6: Final answer
    x = 2,323.24

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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.