Home / 7,518.96-10,376.22-4,534.20

Finding the Fourth Proportional to 7,518.96, 10,376.22 and 4,534.20

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Solution

The fourth proportional to 7,518.96, 10,376.22 and 4,534.20 is: 6,257.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,518.96 : 10,376.22 = 4,534.20 : x
  2. Step 2: Convert to fraction form
    7,518.96/10,376.22 = 4,534.20/x
  3. Step 3: Cross multiply
    7,518.96x = 10,376.22 × 4,534.20
  4. Step 4: Simplify right side
    7,518.96x = 47,047,856.72
  5. Step 5: Solve for x
    x = 47,047,856.72/7,518.96
  6. Step 6: Final answer
    x = 6,257.23

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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.