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Finding the Fourth Proportional to 7,325.58, 10,102.10 and 6,718.48

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Solution

The fourth proportional to 7,325.58, 10,102.10 and 6,718.48 is: 9,264.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,325.58 : 10,102.10 = 6,718.48 : x
  2. Step 2: Convert to fraction form
    7,325.58/10,102.10 = 6,718.48/x
  3. Step 3: Cross multiply
    7,325.58x = 10,102.10 × 6,718.48
  4. Step 4: Simplify right side
    7,325.58x = 67,870,756.81
  5. Step 5: Solve for x
    x = 67,870,756.81/7,325.58
  6. Step 6: Final answer
    x = 9,264.90

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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.