Home / 7,325.84-10,137.48-6,397.04

Finding the Fourth Proportional to 7,325.84, 10,137.48 and 6,397.04

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Solution

The fourth proportional to 7,325.84, 10,137.48 and 6,397.04 is: 8,852.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,325.84 : 10,137.48 = 6,397.04 : x
  2. Step 2: Convert to fraction form
    7,325.84/10,137.48 = 6,397.04/x
  3. Step 3: Cross multiply
    7,325.84x = 10,137.48 × 6,397.04
  4. Step 4: Simplify right side
    7,325.84x = 64,849,865.06
  5. Step 5: Solve for x
    x = 64,849,865.06/7,325.84
  6. Step 6: Final answer
    x = 8,852.21

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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.