Home / 1,106.41-1,526.93-609.07

Finding the Fourth Proportional to 1,106.41, 1,526.93 and 609.07

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Solution

The fourth proportional to 1,106.41, 1,526.93 and 609.07 is: 840.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106.41 : 1,526.93 = 609.07 : x
  2. Step 2: Convert to fraction form
    1,106.41/1,526.93 = 609.07/x
  3. Step 3: Cross multiply
    1,106.41x = 1,526.93 × 609.07
  4. Step 4: Simplify right side
    1,106.41x = 930,007.26
  5. Step 5: Solve for x
    x = 930,007.26/1,106.41
  6. Step 6: Final answer
    x = 840.56

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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.