Home / 3,013.07-4,520.52-1,038.74

Finding the Fourth Proportional to 3,013.07, 4,520.52 and 1,038.74

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Solution

The fourth proportional to 3,013.07, 4,520.52 and 1,038.74 is: 1,558.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,013.07 : 4,520.52 = 1,038.74 : x
  2. Step 2: Convert to fraction form
    3,013.07/4,520.52 = 1,038.74/x
  3. Step 3: Cross multiply
    3,013.07x = 4,520.52 × 1,038.74
  4. Step 4: Simplify right side
    3,013.07x = 4,695,622.34
  5. Step 5: Solve for x
    x = 4,695,622.34/3,013.07
  6. Step 6: Final answer
    x = 1,558.42

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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.