Home / 1,740.06-2,607.53-1,275.67

Finding the Fourth Proportional to 1,740.06, 2,607.53 and 1,275.67

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Solution

The fourth proportional to 1,740.06, 2,607.53 and 1,275.67 is: 1,911.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,740.06 : 2,607.53 = 1,275.67 : x
  2. Step 2: Convert to fraction form
    1,740.06/2,607.53 = 1,275.67/x
  3. Step 3: Cross multiply
    1,740.06x = 2,607.53 × 1,275.67
  4. Step 4: Simplify right side
    1,740.06x = 3,326,354.24
  5. Step 5: Solve for x
    x = 3,326,354.24/1,740.06
  6. Step 6: Final answer
    x = 1,911.63

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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.