Home / 3,019.72-4,529.47-2,038.98

Finding the Fourth Proportional to 3,019.72, 4,529.47 and 2,038.98

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Solution

The fourth proportional to 3,019.72, 4,529.47 and 2,038.98 is: 3,058.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019.72 : 4,529.47 = 2,038.98 : x
  2. Step 2: Convert to fraction form
    3,019.72/4,529.47 = 2,038.98/x
  3. Step 3: Cross multiply
    3,019.72x = 4,529.47 × 2,038.98
  4. Step 4: Simplify right side
    3,019.72x = 9,235,498.74
  5. Step 5: Solve for x
    x = 9,235,498.74/3,019.72
  6. Step 6: Final answer
    x = 3,058.40

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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.