Home / 7,718.76-10,652.31-4,361.72

Finding the Fourth Proportional to 7,718.76, 10,652.31 and 4,361.72

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Solution

The fourth proportional to 7,718.76, 10,652.31 and 4,361.72 is: 6,019.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,718.76 : 10,652.31 = 4,361.72 : x
  2. Step 2: Convert to fraction form
    7,718.76/10,652.31 = 4,361.72/x
  3. Step 3: Cross multiply
    7,718.76x = 10,652.31 × 4,361.72
  4. Step 4: Simplify right side
    7,718.76x = 46,462,318.50
  5. Step 5: Solve for x
    x = 46,462,318.50/7,718.76
  6. Step 6: Final answer
    x = 6,019.40

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Double scale
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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.