Home / 5,652.86-8,477.40-2,320.25

Finding the Fourth Proportional to 5,652.86, 8,477.40 and 2,320.25

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Solution

The fourth proportional to 5,652.86, 8,477.40 and 2,320.25 is: 3,479.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,652.86 : 8,477.40 = 2,320.25 : x
  2. Step 2: Convert to fraction form
    5,652.86/8,477.40 = 2,320.25/x
  3. Step 3: Cross multiply
    5,652.86x = 8,477.40 × 2,320.25
  4. Step 4: Simplify right side
    5,652.86x = 19,669,687.35
  5. Step 5: Solve for x
    x = 19,669,687.35/5,652.86
  6. Step 6: Final answer
    x = 3,479.60

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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.