Home / 3,547.10-4,893.72-2,054.20

Finding the Fourth Proportional to 3,547.10, 4,893.72 and 2,054.20

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Solution

The fourth proportional to 3,547.10, 4,893.72 and 2,054.20 is: 2,834.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,547.10 : 4,893.72 = 2,054.20 : x
  2. Step 2: Convert to fraction form
    3,547.10/4,893.72 = 2,054.20/x
  3. Step 3: Cross multiply
    3,547.10x = 4,893.72 × 2,054.20
  4. Step 4: Simplify right side
    3,547.10x = 10,052,655.16
  5. Step 5: Solve for x
    x = 10,052,655.16/3,547.10
  6. Step 6: Final answer
    x = 2,834.05

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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.