Home / 3,032.03-4,185.31-1,913.70

Finding the Fourth Proportional to 3,032.03, 4,185.31 and 1,913.70

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Solution

The fourth proportional to 3,032.03, 4,185.31 and 1,913.70 is: 2,641.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,032.03 : 4,185.31 = 1,913.70 : x
  2. Step 2: Convert to fraction form
    3,032.03/4,185.31 = 1,913.70/x
  3. Step 3: Cross multiply
    3,032.03x = 4,185.31 × 1,913.70
  4. Step 4: Simplify right side
    3,032.03x = 8,009,412.50
  5. Step 5: Solve for x
    x = 8,009,412.50/3,032.03
  6. Step 6: Final answer
    x = 2,641.60

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1.5x scale

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.