Home / 5,048.95-7,571.80-1,671.11

Finding the Fourth Proportional to 5,048.95, 7,571.80 and 1,671.11

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Solution

The fourth proportional to 5,048.95, 7,571.80 and 1,671.11 is: 2,506.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,048.95 : 7,571.80 = 1,671.11 : x
  2. Step 2: Convert to fraction form
    5,048.95/7,571.80 = 1,671.11/x
  3. Step 3: Cross multiply
    5,048.95x = 7,571.80 × 1,671.11
  4. Step 4: Simplify right side
    5,048.95x = 12,653,325.45
  5. Step 5: Solve for x
    x = 12,653,325.45/5,048.95
  6. Step 6: Final answer
    x = 2,506.13

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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.