Home / 5,370.60-8,055.90-4,074.60

Finding the Fourth Proportional to 5,370.60, 8,055.90 and 4,074.60

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Solution

The fourth proportional to 5,370.60, 8,055.90 and 4,074.60 is: 6,111.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,370.60 : 8,055.90 = 4,074.60 : x
  2. Step 2: Convert to fraction form
    5,370.60/8,055.90 = 4,074.60/x
  3. Step 3: Cross multiply
    5,370.60x = 8,055.90 × 4,074.60
  4. Step 4: Simplify right side
    5,370.60x = 32,824,570.14
  5. Step 5: Solve for x
    x = 32,824,570.14/5,370.60
  6. Step 6: Final answer
    x = 6,111.90

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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.