Home / 4,880.13-7,319.93-1,370.37

Finding the Fourth Proportional to 4,880.13, 7,319.93 and 1,370.37

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Solution

The fourth proportional to 4,880.13, 7,319.93 and 1,370.37 is: 2,055.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,880.13 : 7,319.93 = 1,370.37 : x
  2. Step 2: Convert to fraction form
    4,880.13/7,319.93 = 1,370.37/x
  3. Step 3: Cross multiply
    4,880.13x = 7,319.93 × 1,370.37
  4. Step 4: Simplify right side
    4,880.13x = 10,031,012.47
  5. Step 5: Solve for x
    x = 10,031,012.47/4,880.13
  6. Step 6: Final answer
    x = 2,055.48

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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.