Home / 2,931.04-4,041.93-2,371.06

Finding the Fourth Proportional to 2,931.04, 4,041.93 and 2,371.06

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Solution

The fourth proportional to 2,931.04, 4,041.93 and 2,371.06 is: 3,269.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,931.04 : 4,041.93 = 2,371.06 : x
  2. Step 2: Convert to fraction form
    2,931.04/4,041.93 = 2,371.06/x
  3. Step 3: Cross multiply
    2,931.04x = 4,041.93 × 2,371.06
  4. Step 4: Simplify right side
    2,931.04x = 9,583,658.55
  5. Step 5: Solve for x
    x = 9,583,658.55/2,931.04
  6. Step 6: Final answer
    x = 3,269.71

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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.