Home / 8,981.84-12,394.44-4,948.53

Finding the Fourth Proportional to 8,981.84, 12,394.44 and 4,948.53

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Solution

The fourth proportional to 8,981.84, 12,394.44 and 4,948.53 is: 6,828.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,981.84 : 12,394.44 = 4,948.53 : x
  2. Step 2: Convert to fraction form
    8,981.84/12,394.44 = 4,948.53/x
  3. Step 3: Cross multiply
    8,981.84x = 12,394.44 × 4,948.53
  4. Step 4: Simplify right side
    8,981.84x = 61,334,258.17
  5. Step 5: Solve for x
    x = 61,334,258.17/8,981.84
  6. Step 6: Final answer
    x = 6,828.70

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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.