Home / 6,975.60-10,463.37-1,781.46

Finding the Fourth Proportional to 6,975.60, 10,463.37 and 1,781.46

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Solution

The fourth proportional to 6,975.60, 10,463.37 and 1,781.46 is: 2,672.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,975.60 : 10,463.37 = 1,781.46 : x
  2. Step 2: Convert to fraction form
    6,975.60/10,463.37 = 1,781.46/x
  3. Step 3: Cross multiply
    6,975.60x = 10,463.37 × 1,781.46
  4. Step 4: Simplify right side
    6,975.60x = 18,640,075.12
  5. Step 5: Solve for x
    x = 18,640,075.12/6,975.60
  6. Step 6: Final answer
    x = 2,672.18

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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.