Home / 2,889.10-4,330.86-1,846.18

Finding the Fourth Proportional to 2,889.10, 4,330.86 and 1,846.18

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Solution

The fourth proportional to 2,889.10, 4,330.86 and 1,846.18 is: 2,767.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889.10 : 4,330.86 = 1,846.18 : x
  2. Step 2: Convert to fraction form
    2,889.10/4,330.86 = 1,846.18/x
  3. Step 3: Cross multiply
    2,889.10x = 4,330.86 × 1,846.18
  4. Step 4: Simplify right side
    2,889.10x = 7,995,547.11
  5. Step 5: Solve for x
    x = 7,995,547.11/2,889.10
  6. Step 6: Final answer
    x = 2,767.49

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1.5x scale

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.