Home / 10,845.46-14,973.18-6,869.98

Finding the Fourth Proportional to 10,845.46, 14,973.18 and 6,869.98

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Solution

The fourth proportional to 10,845.46, 14,973.18 and 6,869.98 is: 9,484.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,845.46 : 14,973.18 = 6,869.98 : x
  2. Step 2: Convert to fraction form
    10,845.46/14,973.18 = 6,869.98/x
  3. Step 3: Cross multiply
    10,845.46x = 14,973.18 × 6,869.98
  4. Step 4: Simplify right side
    10,845.46x = 102,865,447.14
  5. Step 5: Solve for x
    x = 102,865,447.14/10,845.46
  6. Step 6: Final answer
    x = 9,484.66

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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.