Home / 5,816.95-8,048.51-5,072.45

Finding the Fourth Proportional to 5,816.95, 8,048.51 and 5,072.45

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Solution

The fourth proportional to 5,816.95, 8,048.51 and 5,072.45 is: 7,018.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,816.95 : 8,048.51 = 5,072.45 : x
  2. Step 2: Convert to fraction form
    5,816.95/8,048.51 = 5,072.45/x
  3. Step 3: Cross multiply
    5,816.95x = 8,048.51 × 5,072.45
  4. Step 4: Simplify right side
    5,816.95x = 40,825,664.55
  5. Step 5: Solve for x
    x = 40,825,664.55/5,816.95
  6. Step 6: Final answer
    x = 7,018.40

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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.