Home / 6,972.75-10,458.45-2,590.20

Finding the Fourth Proportional to 6,972.75, 10,458.45 and 2,590.20

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Solution

The fourth proportional to 6,972.75, 10,458.45 and 2,590.20 is: 3,885.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,972.75 : 10,458.45 = 2,590.20 : x
  2. Step 2: Convert to fraction form
    6,972.75/10,458.45 = 2,590.20/x
  3. Step 3: Cross multiply
    6,972.75x = 10,458.45 × 2,590.20
  4. Step 4: Simplify right side
    6,972.75x = 27,089,477.19
  5. Step 5: Solve for x
    x = 27,089,477.19/6,972.75
  6. Step 6: Final answer
    x = 3,885.05

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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.