Home / 5,069.07-7,603.65-1,781.42

Finding the Fourth Proportional to 5,069.07, 7,603.65 and 1,781.42

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Solution

The fourth proportional to 5,069.07, 7,603.65 and 1,781.42 is: 2,672.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,069.07 : 7,603.65 = 1,781.42 : x
  2. Step 2: Convert to fraction form
    5,069.07/7,603.65 = 1,781.42/x
  3. Step 3: Cross multiply
    5,069.07x = 7,603.65 × 1,781.42
  4. Step 4: Simplify right side
    5,069.07x = 13,545,256.16
  5. Step 5: Solve for x
    x = 13,545,256.16/5,069.07
  6. Step 6: Final answer
    x = 2,672.14

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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.