Home / 9,005.84-12,428.07-5,026.95

Finding the Fourth Proportional to 9,005.84, 12,428.07 and 5,026.95

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Solution

The fourth proportional to 9,005.84, 12,428.07 and 5,026.95 is: 6,937.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,005.84 : 12,428.07 = 5,026.95 : x
  2. Step 2: Convert to fraction form
    9,005.84/12,428.07 = 5,026.95/x
  3. Step 3: Cross multiply
    9,005.84x = 12,428.07 × 5,026.95
  4. Step 4: Simplify right side
    9,005.84x = 62,475,286.49
  5. Step 5: Solve for x
    x = 62,475,286.49/9,005.84
  6. Step 6: Final answer
    x = 6,937.20

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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.