Home / 3,013.90-4,521.30-1,065.95

Finding the Fourth Proportional to 3,013.90, 4,521.30 and 1,065.95

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Solution

The fourth proportional to 3,013.90, 4,521.30 and 1,065.95 is: 1,599.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,013.90 : 4,521.30 = 1,065.95 : x
  2. Step 2: Convert to fraction form
    3,013.90/4,521.30 = 1,065.95/x
  3. Step 3: Cross multiply
    3,013.90x = 4,521.30 × 1,065.95
  4. Step 4: Simplify right side
    3,013.90x = 4,819,479.74
  5. Step 5: Solve for x
    x = 4,819,479.74/3,013.90
  6. Step 6: Final answer
    x = 1,599.09

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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.