Home / 4,910.02-7,364.93-1,988.35

Finding the Fourth Proportional to 4,910.02, 7,364.93 and 1,988.35

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Solution

The fourth proportional to 4,910.02, 7,364.93 and 1,988.35 is: 2,982.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,910.02 : 7,364.93 = 1,988.35 : x
  2. Step 2: Convert to fraction form
    4,910.02/7,364.93 = 1,988.35/x
  3. Step 3: Cross multiply
    4,910.02x = 7,364.93 × 1,988.35
  4. Step 4: Simplify right side
    4,910.02x = 14,644,030.21
  5. Step 5: Solve for x
    x = 14,644,030.21/4,910.02
  6. Step 6: Final answer
    x = 2,982.48

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.