Home / 2,027.04-3,039.78-710.40

Finding the Fourth Proportional to 2,027.04, 3,039.78 and 710.40

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Solution

The fourth proportional to 2,027.04, 3,039.78 and 710.40 is: 1,065.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,027.04 : 3,039.78 = 710.40 : x
  2. Step 2: Convert to fraction form
    2,027.04/3,039.78 = 710.40/x
  3. Step 3: Cross multiply
    2,027.04x = 3,039.78 × 710.40
  4. Step 4: Simplify right side
    2,027.04x = 2,159,459.71
  5. Step 5: Solve for x
    x = 2,159,459.71/2,027.04
  6. Step 6: Final answer
    x = 1,065.33

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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.