Home / 3,041.81-4,197.72-1,715.55

Finding the Fourth Proportional to 3,041.81, 4,197.72 and 1,715.55

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Solution

The fourth proportional to 3,041.81, 4,197.72 and 1,715.55 is: 2,367.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,041.81 : 4,197.72 = 1,715.55 : x
  2. Step 2: Convert to fraction form
    3,041.81/4,197.72 = 1,715.55/x
  3. Step 3: Cross multiply
    3,041.81x = 4,197.72 × 1,715.55
  4. Step 4: Simplify right side
    3,041.81x = 7,201,398.55
  5. Step 5: Solve for x
    x = 7,201,398.55/3,041.81
  6. Step 6: Final answer
    x = 2,367.47

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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.