Home / 4,701.61-7,051.25-1,929.07

Finding the Fourth Proportional to 4,701.61, 7,051.25 and 1,929.07

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Solution

The fourth proportional to 4,701.61, 7,051.25 and 1,929.07 is: 2,893.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,701.61 : 7,051.25 = 1,929.07 : x
  2. Step 2: Convert to fraction form
    4,701.61/7,051.25 = 1,929.07/x
  3. Step 3: Cross multiply
    4,701.61x = 7,051.25 × 1,929.07
  4. Step 4: Simplify right side
    4,701.61x = 13,602,319.58
  5. Step 5: Solve for x
    x = 13,602,319.58/4,701.61
  6. Step 6: Final answer
    x = 2,893.12

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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.