Home / 5,557.93-8,336.03-1,860.13

Finding the Fourth Proportional to 5,557.93, 8,336.03 and 1,860.13

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Solution

The fourth proportional to 5,557.93, 8,336.03 and 1,860.13 is: 2,789.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,557.93 : 8,336.03 = 1,860.13 : x
  2. Step 2: Convert to fraction form
    5,557.93/8,336.03 = 1,860.13/x
  3. Step 3: Cross multiply
    5,557.93x = 8,336.03 × 1,860.13
  4. Step 4: Simplify right side
    5,557.93x = 15,506,090.18
  5. Step 5: Solve for x
    x = 15,506,090.18/5,557.93
  6. Step 6: Final answer
    x = 2,789.90

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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.