Home / 5,595.20-8,392.80-1,699.60

Finding the Fourth Proportional to 5,595.20, 8,392.80 and 1,699.60

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Solution

The fourth proportional to 5,595.20, 8,392.80 and 1,699.60 is: 2,549.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,595.20 : 8,392.80 = 1,699.60 : x
  2. Step 2: Convert to fraction form
    5,595.20/8,392.80 = 1,699.60/x
  3. Step 3: Cross multiply
    5,595.20x = 8,392.80 × 1,699.60
  4. Step 4: Simplify right side
    5,595.20x = 14,264,402.88
  5. Step 5: Solve for x
    x = 14,264,402.88/5,595.20
  6. Step 6: Final answer
    x = 2,549.40

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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.