Home / 5,440.84-7,508.71-3,050.98

Finding the Fourth Proportional to 5,440.84, 7,508.71 and 3,050.98

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Solution

The fourth proportional to 5,440.84, 7,508.71 and 3,050.98 is: 4,210.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440.84 : 7,508.71 = 3,050.98 : x
  2. Step 2: Convert to fraction form
    5,440.84/7,508.71 = 3,050.98/x
  3. Step 3: Cross multiply
    5,440.84x = 7,508.71 × 3,050.98
  4. Step 4: Simplify right side
    5,440.84x = 22,908,924.04
  5. Step 5: Solve for x
    x = 22,908,924.04/5,440.84
  6. Step 6: Final answer
    x = 4,210.55

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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.