Home / 5,088.23-7,598.39-3,980.15

Finding the Fourth Proportional to 5,088.23, 7,598.39 and 3,980.15

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Solution

The fourth proportional to 5,088.23, 7,598.39 and 3,980.15 is: 5,943.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,088.23 : 7,598.39 = 3,980.15 : x
  2. Step 2: Convert to fraction form
    5,088.23/7,598.39 = 3,980.15/x
  3. Step 3: Cross multiply
    5,088.23x = 7,598.39 × 3,980.15
  4. Step 4: Simplify right side
    5,088.23x = 30,242,731.96
  5. Step 5: Solve for x
    x = 30,242,731.96/5,088.23
  6. Step 6: Final answer
    x = 5,943.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.