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Finding the Fourth Proportional to 1,104.09, 1,656.14 and 373.67

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Solution

The fourth proportional to 1,104.09, 1,656.14 and 373.67 is: 560.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104.09 : 1,656.14 = 373.67 : x
  2. Step 2: Convert to fraction form
    1,104.09/1,656.14 = 373.67/x
  3. Step 3: Cross multiply
    1,104.09x = 1,656.14 × 373.67
  4. Step 4: Simplify right side
    1,104.09x = 618,848.90
  5. Step 5: Solve for x
    x = 618,848.90/1,104.09
  6. Step 6: Final answer
    x = 560.50

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Double scale
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1.5x scale

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.