Home / 5,802.98-8,690.55-3,330.32

Finding the Fourth Proportional to 5,802.98, 8,690.55 and 3,330.32

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Solution

The fourth proportional to 5,802.98, 8,690.55 and 3,330.32 is: 4,987.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,802.98 : 8,690.55 = 3,330.32 : x
  2. Step 2: Convert to fraction form
    5,802.98/8,690.55 = 3,330.32/x
  3. Step 3: Cross multiply
    5,802.98x = 8,690.55 × 3,330.32
  4. Step 4: Simplify right side
    5,802.98x = 28,942,312.48
  5. Step 5: Solve for x
    x = 28,942,312.48/5,802.98
  6. Step 6: Final answer
    x = 4,987.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.