Home / 5,184.04-7,155.08-3,415.80

Finding the Fourth Proportional to 5,184.04, 7,155.08 and 3,415.80

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Solution

The fourth proportional to 5,184.04, 7,155.08 and 3,415.80 is: 4,714.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184.04 : 7,155.08 = 3,415.80 : x
  2. Step 2: Convert to fraction form
    5,184.04/7,155.08 = 3,415.80/x
  3. Step 3: Cross multiply
    5,184.04x = 7,155.08 × 3,415.80
  4. Step 4: Simplify right side
    5,184.04x = 24,440,322.26
  5. Step 5: Solve for x
    x = 24,440,322.26/5,184.04
  6. Step 6: Final answer
    x = 4,714.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.