Home / 7,104.84-10,657.02-2,487.72

Finding the Fourth Proportional to 7,104.84, 10,657.02 and 2,487.72

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Solution

The fourth proportional to 7,104.84, 10,657.02 and 2,487.72 is: 3,731.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,104.84 : 10,657.02 = 2,487.72 : x
  2. Step 2: Convert to fraction form
    7,104.84/10,657.02 = 2,487.72/x
  3. Step 3: Cross multiply
    7,104.84x = 10,657.02 × 2,487.72
  4. Step 4: Simplify right side
    7,104.84x = 26,511,681.79
  5. Step 5: Solve for x
    x = 26,511,681.79/7,104.84
  6. Step 6: Final answer
    x = 3,731.50

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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.