Home / 7,399.10-11,077.88-4,055.16

Finding the Fourth Proportional to 7,399.10, 11,077.88 and 4,055.16

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Solution

The fourth proportional to 7,399.10, 11,077.88 and 4,055.16 is: 6,071.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,399.10 : 11,077.88 = 4,055.16 : x
  2. Step 2: Convert to fraction form
    7,399.10/11,077.88 = 4,055.16/x
  3. Step 3: Cross multiply
    7,399.10x = 11,077.88 × 4,055.16
  4. Step 4: Simplify right side
    7,399.10x = 44,922,575.86
  5. Step 5: Solve for x
    x = 44,922,575.86/7,399.10
  6. Step 6: Final answer
    x = 6,071.36

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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.