Home / 10,482.60-14,455.20-7,299.60

Finding the Fourth Proportional to 10,482.60, 14,455.20 and 7,299.60

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Solution

The fourth proportional to 10,482.60, 14,455.20 and 7,299.60 is: 10,065.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,482.60 : 14,455.20 = 7,299.60 : x
  2. Step 2: Convert to fraction form
    10,482.60/14,455.20 = 7,299.60/x
  3. Step 3: Cross multiply
    10,482.60x = 14,455.20 × 7,299.60
  4. Step 4: Simplify right side
    10,482.60x = 105,517,177.92
  5. Step 5: Solve for x
    x = 105,517,177.92/10,482.60
  6. Step 6: Final answer
    x = 10,065.94

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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.