Home / 3,294.10-4,547.34-2,100.69

Finding the Fourth Proportional to 3,294.10, 4,547.34 and 2,100.69

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Solution

The fourth proportional to 3,294.10, 4,547.34 and 2,100.69 is: 2,899.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,294.10 : 4,547.34 = 2,100.69 : x
  2. Step 2: Convert to fraction form
    3,294.10/4,547.34 = 2,100.69/x
  3. Step 3: Cross multiply
    3,294.10x = 4,547.34 × 2,100.69
  4. Step 4: Simplify right side
    3,294.10x = 9,552,554.13
  5. Step 5: Solve for x
    x = 9,552,554.13/3,294.10
  6. Step 6: Final answer
    x = 2,899.90

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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.