Home / 10,368.28-14,308.20-5,652.56

Finding the Fourth Proportional to 10,368.28, 14,308.20 and 5,652.56

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Solution

The fourth proportional to 10,368.28, 14,308.20 and 5,652.56 is: 7,800.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368.28 : 14,308.20 = 5,652.56 : x
  2. Step 2: Convert to fraction form
    10,368.28/14,308.20 = 5,652.56/x
  3. Step 3: Cross multiply
    10,368.28x = 14,308.20 × 5,652.56
  4. Step 4: Simplify right side
    10,368.28x = 80,877,958.99
  5. Step 5: Solve for x
    x = 80,877,958.99/10,368.28
  6. Step 6: Final answer
    x = 7,800.52

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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.