Home / 10,532.21-15,784.61-4,284.94

Finding the Fourth Proportional to 10,532.21, 15,784.61 and 4,284.94

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Solution

The fourth proportional to 10,532.21, 15,784.61 and 4,284.94 is: 6,421.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,532.21 : 15,784.61 = 4,284.94 : x
  2. Step 2: Convert to fraction form
    10,532.21/15,784.61 = 4,284.94/x
  3. Step 3: Cross multiply
    10,532.21x = 15,784.61 × 4,284.94
  4. Step 4: Simplify right side
    10,532.21x = 67,636,106.77
  5. Step 5: Solve for x
    x = 67,636,106.77/10,532.21
  6. Step 6: Final answer
    x = 6,421.83

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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.