Home / 5,032.77-7,547.45-1,912.03

Finding the Fourth Proportional to 5,032.77, 7,547.45 and 1,912.03

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Solution

The fourth proportional to 5,032.77, 7,547.45 and 1,912.03 is: 2,867.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,032.77 : 7,547.45 = 1,912.03 : x
  2. Step 2: Convert to fraction form
    5,032.77/7,547.45 = 1,912.03/x
  3. Step 3: Cross multiply
    5,032.77x = 7,547.45 × 1,912.03
  4. Step 4: Simplify right side
    5,032.77x = 14,430,936.73
  5. Step 5: Solve for x
    x = 14,430,936.73/5,032.77
  6. Step 6: Final answer
    x = 2,867.39

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1.5x scale

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.