Home / 4,547.54-6,780.67-4,538.66

Finding the Fourth Proportional to 4,547.54, 6,780.67 and 4,538.66

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Solution

The fourth proportional to 4,547.54, 6,780.67 and 4,538.66 is: 6,767.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,547.54 : 6,780.67 = 4,538.66 : x
  2. Step 2: Convert to fraction form
    4,547.54/6,780.67 = 4,538.66/x
  3. Step 3: Cross multiply
    4,547.54x = 6,780.67 × 4,538.66
  4. Step 4: Simplify right side
    4,547.54x = 30,775,155.70
  5. Step 5: Solve for x
    x = 30,775,155.70/4,547.54
  6. Step 6: Final answer
    x = 6,767.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.