Home / 9,885.31-14,811.55-6,957.46

Finding the Fourth Proportional to 9,885.31, 14,811.55 and 6,957.46

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Solution

The fourth proportional to 9,885.31, 14,811.55 and 6,957.46 is: 10,424.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,885.31 : 14,811.55 = 6,957.46 : x
  2. Step 2: Convert to fraction form
    9,885.31/14,811.55 = 6,957.46/x
  3. Step 3: Cross multiply
    9,885.31x = 14,811.55 × 6,957.46
  4. Step 4: Simplify right side
    9,885.31x = 103,050,692.61
  5. Step 5: Solve for x
    x = 103,050,692.61/9,885.31
  6. Step 6: Final answer
    x = 10,424.63

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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.