Home / 7,518.84-10,377.06-4,376.04

Finding the Fourth Proportional to 7,518.84, 10,377.06 and 4,376.04

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Solution

The fourth proportional to 7,518.84, 10,377.06 and 4,376.04 is: 6,039.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,518.84 : 10,377.06 = 4,376.04 : x
  2. Step 2: Convert to fraction form
    7,518.84/10,377.06 = 4,376.04/x
  3. Step 3: Cross multiply
    7,518.84x = 10,377.06 × 4,376.04
  4. Step 4: Simplify right side
    7,518.84x = 45,410,429.64
  5. Step 5: Solve for x
    x = 45,410,429.64/7,518.84
  6. Step 6: Final answer
    x = 6,039.55

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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.