Home / 10,298.28-14,211.60-5,582.64

Finding the Fourth Proportional to 10,298.28, 14,211.60 and 5,582.64

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Solution

The fourth proportional to 10,298.28, 14,211.60 and 5,582.64 is: 7,704.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,298.28 : 14,211.60 = 5,582.64 : x
  2. Step 2: Convert to fraction form
    10,298.28/14,211.60 = 5,582.64/x
  3. Step 3: Cross multiply
    10,298.28x = 14,211.60 × 5,582.64
  4. Step 4: Simplify right side
    10,298.28x = 79,338,246.62
  5. Step 5: Solve for x
    x = 79,338,246.62/10,298.28
  6. Step 6: Final answer
    x = 7,704.03

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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.