Home / 6,270.98-9,443.12-4,639.01

Finding the Fourth Proportional to 6,270.98, 9,443.12 and 4,639.01

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Solution

The fourth proportional to 6,270.98, 9,443.12 and 4,639.01 is: 6,985.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,270.98 : 9,443.12 = 4,639.01 : x
  2. Step 2: Convert to fraction form
    6,270.98/9,443.12 = 4,639.01/x
  3. Step 3: Cross multiply
    6,270.98x = 9,443.12 × 4,639.01
  4. Step 4: Simplify right side
    6,270.98x = 43,806,657.70
  5. Step 5: Solve for x
    x = 43,806,657.70/6,270.98
  6. Step 6: Final answer
    x = 6,985.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.