Home / 10,823.19-14,933.62-7,045.95

Finding the Fourth Proportional to 10,823.19, 14,933.62 and 7,045.95

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Solution

The fourth proportional to 10,823.19, 14,933.62 and 7,045.95 is: 9,721.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,823.19 : 14,933.62 = 7,045.95 : x
  2. Step 2: Convert to fraction form
    10,823.19/14,933.62 = 7,045.95/x
  3. Step 3: Cross multiply
    10,823.19x = 14,933.62 × 7,045.95
  4. Step 4: Simplify right side
    10,823.19x = 105,221,539.84
  5. Step 5: Solve for x
    x = 105,221,539.84/10,823.19
  6. Step 6: Final answer
    x = 9,721.86

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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.