Home / 4,547.70-6,821.55-4,110.30

Finding the Fourth Proportional to 4,547.70, 6,821.55 and 4,110.30

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Solution

The fourth proportional to 4,547.70, 6,821.55 and 4,110.30 is: 6,165.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,547.70 : 6,821.55 = 4,110.30 : x
  2. Step 2: Convert to fraction form
    4,547.70/6,821.55 = 4,110.30/x
  3. Step 3: Cross multiply
    4,547.70x = 6,821.55 × 4,110.30
  4. Step 4: Simplify right side
    4,547.70x = 28,038,616.97
  5. Step 5: Solve for x
    x = 28,038,616.97/4,547.70
  6. Step 6: Final answer
    x = 6,165.45

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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.