Home / 3,547.07-4,895.00-1,975.19

Finding the Fourth Proportional to 3,547.07, 4,895.00 and 1,975.19

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Solution

The fourth proportional to 3,547.07, 4,895.00 and 1,975.19 is: 2,725.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,547.07 : 4,895.00 = 1,975.19 : x
  2. Step 2: Convert to fraction form
    3,547.07/4,895.00 = 1,975.19/x
  3. Step 3: Cross multiply
    3,547.07x = 4,895.00 × 1,975.19
  4. Step 4: Simplify right side
    3,547.07x = 9,668,545.17
  5. Step 5: Solve for x
    x = 9,668,545.17/3,547.07
  6. Step 6: Final answer
    x = 2,725.78

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Double scale
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1.5x scale

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.