Home / 5,919.83-8,871.28-4,347.50

Finding the Fourth Proportional to 5,919.83, 8,871.28 and 4,347.50

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Solution

The fourth proportional to 5,919.83, 8,871.28 and 4,347.50 is: 6,515.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,919.83 : 8,871.28 = 4,347.50 : x
  2. Step 2: Convert to fraction form
    5,919.83/8,871.28 = 4,347.50/x
  3. Step 3: Cross multiply
    5,919.83x = 8,871.28 × 4,347.50
  4. Step 4: Simplify right side
    5,919.83x = 38,567,823.71
  5. Step 5: Solve for x
    x = 38,567,823.71/5,919.83
  6. Step 6: Final answer
    x = 6,515.02

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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.