Home / 7,377.27-10,180.74-4,020.08

Finding the Fourth Proportional to 7,377.27, 10,180.74 and 4,020.08

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Solution

The fourth proportional to 7,377.27, 10,180.74 and 4,020.08 is: 5,547.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,377.27 : 10,180.74 = 4,020.08 : x
  2. Step 2: Convert to fraction form
    7,377.27/10,180.74 = 4,020.08/x
  3. Step 3: Cross multiply
    7,377.27x = 10,180.74 × 4,020.08
  4. Step 4: Simplify right side
    7,377.27x = 40,927,363.81
  5. Step 5: Solve for x
    x = 40,927,363.81/7,377.27
  6. Step 6: Final answer
    x = 5,547.77

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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.