Home / 2,966.83-4,091.51-2,547.05

Finding the Fourth Proportional to 2,966.83, 4,091.51 and 2,547.05

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Solution

The fourth proportional to 2,966.83, 4,091.51 and 2,547.05 is: 3,512.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,966.83 : 4,091.51 = 2,547.05 : x
  2. Step 2: Convert to fraction form
    2,966.83/4,091.51 = 2,547.05/x
  3. Step 3: Cross multiply
    2,966.83x = 4,091.51 × 2,547.05
  4. Step 4: Simplify right side
    2,966.83x = 10,421,266.46
  5. Step 5: Solve for x
    x = 10,421,266.46/2,966.83
  6. Step 6: Final answer
    x = 3,512.60

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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.