Home / 4,423.82-6,102.12-2,931.18

Finding the Fourth Proportional to 4,423.82, 6,102.12 and 2,931.18

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Solution

The fourth proportional to 4,423.82, 6,102.12 and 2,931.18 is: 4,043.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,423.82 : 6,102.12 = 2,931.18 : x
  2. Step 2: Convert to fraction form
    4,423.82/6,102.12 = 2,931.18/x
  3. Step 3: Cross multiply
    4,423.82x = 6,102.12 × 2,931.18
  4. Step 4: Simplify right side
    4,423.82x = 17,886,412.10
  5. Step 5: Solve for x
    x = 17,886,412.10/4,423.82
  6. Step 6: Final answer
    x = 4,043.21

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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.