Home / 1,545.69-2,316.59-1,104.65

Finding the Fourth Proportional to 1,545.69, 2,316.59 and 1,104.65

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Solution

The fourth proportional to 1,545.69, 2,316.59 and 1,104.65 is: 1,655.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545.69 : 2,316.59 = 1,104.65 : x
  2. Step 2: Convert to fraction form
    1,545.69/2,316.59 = 1,104.65/x
  3. Step 3: Cross multiply
    1,545.69x = 2,316.59 × 1,104.65
  4. Step 4: Simplify right side
    1,545.69x = 2,559,004.04
  5. Step 5: Solve for x
    x = 2,559,004.04/1,545.69
  6. Step 6: Final answer
    x = 1,655.57

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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.