Home / 5,063.56-6,987.51-2,938.98

Finding the Fourth Proportional to 5,063.56, 6,987.51 and 2,938.98

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Solution

The fourth proportional to 5,063.56, 6,987.51 and 2,938.98 is: 4,055.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,063.56 : 6,987.51 = 2,938.98 : x
  2. Step 2: Convert to fraction form
    5,063.56/6,987.51 = 2,938.98/x
  3. Step 3: Cross multiply
    5,063.56x = 6,987.51 × 2,938.98
  4. Step 4: Simplify right side
    5,063.56x = 20,536,152.14
  5. Step 5: Solve for x
    x = 20,536,152.14/5,063.56
  6. Step 6: Final answer
    x = 4,055.68

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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.