Home / 4,970.26-7,450.76-1,681.07

Finding the Fourth Proportional to 4,970.26, 7,450.76 and 1,681.07

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Solution

The fourth proportional to 4,970.26, 7,450.76 and 1,681.07 is: 2,520.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,970.26 : 7,450.76 = 1,681.07 : x
  2. Step 2: Convert to fraction form
    4,970.26/7,450.76 = 1,681.07/x
  3. Step 3: Cross multiply
    4,970.26x = 7,450.76 × 1,681.07
  4. Step 4: Simplify right side
    4,970.26x = 12,525,203.45
  5. Step 5: Solve for x
    x = 12,525,203.45/4,970.26
  6. Step 6: Final answer
    x = 2,520.03

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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.