Home / 2,036.86-3,048.60-1,547.21

Finding the Fourth Proportional to 2,036.86, 3,048.60 and 1,547.21

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Solution

The fourth proportional to 2,036.86, 3,048.60 and 1,547.21 is: 2,315.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,036.86 : 3,048.60 = 1,547.21 : x
  2. Step 2: Convert to fraction form
    2,036.86/3,048.60 = 1,547.21/x
  3. Step 3: Cross multiply
    2,036.86x = 3,048.60 × 1,547.21
  4. Step 4: Simplify right side
    2,036.86x = 4,716,824.41
  5. Step 5: Solve for x
    x = 4,716,824.41/2,036.86
  6. Step 6: Final answer
    x = 2,315.73

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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.