Home / 4,741.32-7,111.76-1,454.45

Finding the Fourth Proportional to 4,741.32, 7,111.76 and 1,454.45

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Solution

The fourth proportional to 4,741.32, 7,111.76 and 1,454.45 is: 2,181.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,741.32 : 7,111.76 = 1,454.45 : x
  2. Step 2: Convert to fraction form
    4,741.32/7,111.76 = 1,454.45/x
  3. Step 3: Cross multiply
    4,741.32x = 7,111.76 × 1,454.45
  4. Step 4: Simplify right side
    4,741.32x = 10,343,656.50
  5. Step 5: Solve for x
    x = 10,343,656.50/4,741.32
  6. Step 6: Final answer
    x = 2,181.60

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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.