Home / 7,377.02-10,180.15-4,019.81

Finding the Fourth Proportional to 7,377.02, 10,180.15 and 4,019.81

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Solution

The fourth proportional to 7,377.02, 10,180.15 and 4,019.81 is: 5,547.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,377.02 : 10,180.15 = 4,019.81 : x
  2. Step 2: Convert to fraction form
    7,377.02/10,180.15 = 4,019.81/x
  3. Step 3: Cross multiply
    7,377.02x = 10,180.15 × 4,019.81
  4. Step 4: Simplify right side
    7,377.02x = 40,922,207.82
  5. Step 5: Solve for x
    x = 40,922,207.82/7,377.02
  6. Step 6: Final answer
    x = 5,547.26

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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.