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Finding the Fourth Proportional to 3,038.10, 4,244.70 and 3,038.10

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Solution

The fourth proportional to 3,038.10, 4,244.70 and 3,038.10 is: 4,244.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038.10 : 4,244.70 = 3,038.10 : x
  2. Step 2: Convert to fraction form
    3,038.10/4,244.70 = 3,038.10/x
  3. Step 3: Cross multiply
    3,038.10x = 4,244.70 × 3,038.10
  4. Step 4: Simplify right side
    3,038.10x = 12,895,823.07
  5. Step 5: Solve for x
    x = 12,895,823.07/3,038.10
  6. Step 6: Final answer
    x = 4,244.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.