Home / 5,063.45-6,988.02-3,074.51

Finding the Fourth Proportional to 5,063.45, 6,988.02 and 3,074.51

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Solution

The fourth proportional to 5,063.45, 6,988.02 and 3,074.51 is: 4,243.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,063.45 : 6,988.02 = 3,074.51 : x
  2. Step 2: Convert to fraction form
    5,063.45/6,988.02 = 3,074.51/x
  3. Step 3: Cross multiply
    5,063.45x = 6,988.02 × 3,074.51
  4. Step 4: Simplify right side
    5,063.45x = 21,484,687.06
  5. Step 5: Solve for x
    x = 21,484,687.06/5,063.45
  6. Step 6: Final answer
    x = 4,243.10

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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.