Home / 9,210.73-12,710.80-5,018.98

Finding the Fourth Proportional to 9,210.73, 12,710.80 and 5,018.98

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Solution

The fourth proportional to 9,210.73, 12,710.80 and 5,018.98 is: 6,926.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,210.73 : 12,710.80 = 5,018.98 : x
  2. Step 2: Convert to fraction form
    9,210.73/12,710.80 = 5,018.98/x
  3. Step 3: Cross multiply
    9,210.73x = 12,710.80 × 5,018.98
  4. Step 4: Simplify right side
    9,210.73x = 63,795,181.57
  5. Step 5: Solve for x
    x = 63,795,181.57/9,210.73
  6. Step 6: Final answer
    x = 6,926.18

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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.