Home / 4,775.42-6,590.14-2,679.50

Finding the Fourth Proportional to 4,775.42, 6,590.14 and 2,679.50

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Solution

The fourth proportional to 4,775.42, 6,590.14 and 2,679.50 is: 3,697.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,775.42 : 6,590.14 = 2,679.50 : x
  2. Step 2: Convert to fraction form
    4,775.42/6,590.14 = 2,679.50/x
  3. Step 3: Cross multiply
    4,775.42x = 6,590.14 × 2,679.50
  4. Step 4: Simplify right side
    4,775.42x = 17,658,280.13
  5. Step 5: Solve for x
    x = 17,658,280.13/4,775.42
  6. Step 6: Final answer
    x = 3,697.74

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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.