Home / 3,041.70-4,197.06-1,715.40

Finding the Fourth Proportional to 3,041.70, 4,197.06 and 1,715.40

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Solution

The fourth proportional to 3,041.70, 4,197.06 and 1,715.40 is: 2,366.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,041.70 : 4,197.06 = 1,715.40 : x
  2. Step 2: Convert to fraction form
    3,041.70/4,197.06 = 1,715.40/x
  3. Step 3: Cross multiply
    3,041.70x = 4,197.06 × 1,715.40
  4. Step 4: Simplify right side
    3,041.70x = 7,199,636.72
  5. Step 5: Solve for x
    x = 7,199,636.72/3,041.70
  6. Step 6: Final answer
    x = 2,366.98

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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.