Home / 1,590.35-2,385.59-973.67

Finding the Fourth Proportional to 1,590.35, 2,385.59 and 973.67

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Solution

The fourth proportional to 1,590.35, 2,385.59 and 973.67 is: 1,460.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590.35 : 2,385.59 = 973.67 : x
  2. Step 2: Convert to fraction form
    1,590.35/2,385.59 = 973.67/x
  3. Step 3: Cross multiply
    1,590.35x = 2,385.59 × 973.67
  4. Step 4: Simplify right side
    1,590.35x = 2,322,760.62
  5. Step 5: Solve for x
    x = 2,322,760.62/1,590.35
  6. Step 6: Final answer
    x = 1,460.54

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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.