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Finding the Fourth Proportional to 7,283.84, 10,928.48 and 4,364.24

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Solution

The fourth proportional to 7,283.84, 10,928.48 and 4,364.24 is: 6,547.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,283.84 : 10,928.48 = 4,364.24 : x
  2. Step 2: Convert to fraction form
    7,283.84/10,928.48 = 4,364.24/x
  3. Step 3: Cross multiply
    7,283.84x = 10,928.48 × 4,364.24
  4. Step 4: Simplify right side
    7,283.84x = 47,694,509.56
  5. Step 5: Solve for x
    x = 47,694,509.56/7,283.84
  6. Step 6: Final answer
    x = 6,547.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.