Home / 5,980.23-8,970.36-2,859.51

Finding the Fourth Proportional to 5,980.23, 8,970.36 and 2,859.51

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Solution

The fourth proportional to 5,980.23, 8,970.36 and 2,859.51 is: 4,289.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,980.23 : 8,970.36 = 2,859.51 : x
  2. Step 2: Convert to fraction form
    5,980.23/8,970.36 = 2,859.51/x
  3. Step 3: Cross multiply
    5,980.23x = 8,970.36 × 2,859.51
  4. Step 4: Simplify right side
    5,980.23x = 25,650,789.76
  5. Step 5: Solve for x
    x = 25,650,789.76/5,980.23
  6. Step 6: Final answer
    x = 4,289.26

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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.