Home / 2,710.40-4,056.96-1,410.08

Finding the Fourth Proportional to 2,710.40, 4,056.96 and 1,410.08

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Solution

The fourth proportional to 2,710.40, 4,056.96 and 1,410.08 is: 2,110.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,710.40 : 4,056.96 = 1,410.08 : x
  2. Step 2: Convert to fraction form
    2,710.40/4,056.96 = 1,410.08/x
  3. Step 3: Cross multiply
    2,710.40x = 4,056.96 × 1,410.08
  4. Step 4: Simplify right side
    2,710.40x = 5,720,638.16
  5. Step 5: Solve for x
    x = 5,720,638.16/2,710.40
  6. Step 6: Final answer
    x = 2,110.63

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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.