Home / 5,291.03-7,301.23-2,900.62

Finding the Fourth Proportional to 5,291.03, 7,301.23 and 2,900.62

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Solution

The fourth proportional to 5,291.03, 7,301.23 and 2,900.62 is: 4,002.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,291.03 : 7,301.23 = 2,900.62 : x
  2. Step 2: Convert to fraction form
    5,291.03/7,301.23 = 2,900.62/x
  3. Step 3: Cross multiply
    5,291.03x = 7,301.23 × 2,900.62
  4. Step 4: Simplify right side
    5,291.03x = 21,178,106.51
  5. Step 5: Solve for x
    x = 21,178,106.51/5,291.03
  6. Step 6: Final answer
    x = 4,002.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.