Home / 5,779.85-8,670.02-2,616.71

Finding the Fourth Proportional to 5,779.85, 8,670.02 and 2,616.71

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Solution

The fourth proportional to 5,779.85, 8,670.02 and 2,616.71 is: 3,925.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,779.85 : 8,670.02 = 2,616.71 : x
  2. Step 2: Convert to fraction form
    5,779.85/8,670.02 = 2,616.71/x
  3. Step 3: Cross multiply
    5,779.85x = 8,670.02 × 2,616.71
  4. Step 4: Simplify right side
    5,779.85x = 22,686,871.60
  5. Step 5: Solve for x
    x = 22,686,871.60/5,779.85
  6. Step 6: Final answer
    x = 3,925.17

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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.