Home / 7,377.03-10,180.55-4,019.93

Finding the Fourth Proportional to 7,377.03, 10,180.55 and 4,019.93

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Solution

The fourth proportional to 7,377.03, 10,180.55 and 4,019.93 is: 5,547.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,377.03 : 10,180.55 = 4,019.93 : x
  2. Step 2: Convert to fraction form
    7,377.03/10,180.55 = 4,019.93/x
  3. Step 3: Cross multiply
    7,377.03x = 10,180.55 × 4,019.93
  4. Step 4: Simplify right side
    7,377.03x = 40,925,098.36
  5. Step 5: Solve for x
    x = 40,925,098.36/7,377.03
  6. Step 6: Final answer
    x = 5,547.64

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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.