Home / 5,919.08-8,823.28-5,828.86

Finding the Fourth Proportional to 5,919.08, 8,823.28 and 5,828.86

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Solution

The fourth proportional to 5,919.08, 8,823.28 and 5,828.86 is: 8,688.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,919.08 : 8,823.28 = 5,828.86 : x
  2. Step 2: Convert to fraction form
    5,919.08/8,823.28 = 5,828.86/x
  3. Step 3: Cross multiply
    5,919.08x = 8,823.28 × 5,828.86
  4. Step 4: Simplify right side
    5,919.08x = 51,429,671.25
  5. Step 5: Solve for x
    x = 51,429,671.25/5,919.08
  6. Step 6: Final answer
    x = 8,688.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.