Home / 7,766.49-10,718.21-5,848.88

Finding the Fourth Proportional to 7,766.49, 10,718.21 and 5,848.88

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Solution

The fourth proportional to 7,766.49, 10,718.21 and 5,848.88 is: 8,071.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,766.49 : 10,718.21 = 5,848.88 : x
  2. Step 2: Convert to fraction form
    7,766.49/10,718.21 = 5,848.88/x
  3. Step 3: Cross multiply
    7,766.49x = 10,718.21 × 5,848.88
  4. Step 4: Simplify right side
    7,766.49x = 62,689,524.10
  5. Step 5: Solve for x
    x = 62,689,524.10/7,766.49
  6. Step 6: Final answer
    x = 8,071.80

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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.