Home / 7,734.81-10,671.60-4,547.09

Finding the Fourth Proportional to 7,734.81, 10,671.60 and 4,547.09

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Solution

The fourth proportional to 7,734.81, 10,671.60 and 4,547.09 is: 6,273.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,734.81 : 10,671.60 = 4,547.09 : x
  2. Step 2: Convert to fraction form
    7,734.81/10,671.60 = 4,547.09/x
  3. Step 3: Cross multiply
    7,734.81x = 10,671.60 × 4,547.09
  4. Step 4: Simplify right side
    7,734.81x = 48,524,769.37
  5. Step 5: Solve for x
    x = 48,524,769.37/7,734.81
  6. Step 6: Final answer
    x = 6,273.55

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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.