Home / 5,509.95-7,603.74-2,992.07

Finding the Fourth Proportional to 5,509.95, 7,603.74 and 2,992.07

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Solution

The fourth proportional to 5,509.95, 7,603.74 and 2,992.07 is: 4,129.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,509.95 : 7,603.74 = 2,992.07 : x
  2. Step 2: Convert to fraction form
    5,509.95/7,603.74 = 2,992.07/x
  3. Step 3: Cross multiply
    5,509.95x = 7,603.74 × 2,992.07
  4. Step 4: Simplify right side
    5,509.95x = 22,750,884.32
  5. Step 5: Solve for x
    x = 22,750,884.32/5,509.95
  6. Step 6: Final answer
    x = 4,129.05

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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.