Home / 2,385.99-3,291.84-1,501.47

Finding the Fourth Proportional to 2,385.99, 3,291.84 and 1,501.47

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Solution

The fourth proportional to 2,385.99, 3,291.84 and 1,501.47 is: 2,071.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,385.99 : 3,291.84 = 1,501.47 : x
  2. Step 2: Convert to fraction form
    2,385.99/3,291.84 = 1,501.47/x
  3. Step 3: Cross multiply
    2,385.99x = 3,291.84 × 1,501.47
  4. Step 4: Simplify right side
    2,385.99x = 4,942,599.00
  5. Step 5: Solve for x
    x = 4,942,599.00/2,385.99
  6. Step 6: Final answer
    x = 2,071.51

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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.