Home / 4,316.78-5,944.70-2,988.18

Finding the Fourth Proportional to 4,316.78, 5,944.70 and 2,988.18

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Solution

The fourth proportional to 4,316.78, 5,944.70 and 2,988.18 is: 4,115.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,316.78 : 5,944.70 = 2,988.18 : x
  2. Step 2: Convert to fraction form
    4,316.78/5,944.70 = 2,988.18/x
  3. Step 3: Cross multiply
    4,316.78x = 5,944.70 × 2,988.18
  4. Step 4: Simplify right side
    4,316.78x = 17,763,818.71
  5. Step 5: Solve for x
    x = 17,763,818.71/4,316.78
  6. Step 6: Final answer
    x = 4,115.07

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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.