Home / 2,051.74-2,829.89-1,547.62

Finding the Fourth Proportional to 2,051.74, 2,829.89 and 1,547.62

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Solution

The fourth proportional to 2,051.74, 2,829.89 and 1,547.62 is: 2,134.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051.74 : 2,829.89 = 1,547.62 : x
  2. Step 2: Convert to fraction form
    2,051.74/2,829.89 = 1,547.62/x
  3. Step 3: Cross multiply
    2,051.74x = 2,829.89 × 1,547.62
  4. Step 4: Simplify right side
    2,051.74x = 4,379,594.36
  5. Step 5: Solve for x
    x = 4,379,594.36/2,051.74
  6. Step 6: Final answer
    x = 2,134.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.