Home / 5,370.54-8,053.08-1,860.18

Finding the Fourth Proportional to 5,370.54, 8,053.08 and 1,860.18

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Solution

The fourth proportional to 5,370.54, 8,053.08 and 1,860.18 is: 2,789.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,370.54 : 8,053.08 = 1,860.18 : x
  2. Step 2: Convert to fraction form
    5,370.54/8,053.08 = 1,860.18/x
  3. Step 3: Cross multiply
    5,370.54x = 8,053.08 × 1,860.18
  4. Step 4: Simplify right side
    5,370.54x = 14,980,178.35
  5. Step 5: Solve for x
    x = 14,980,178.35/5,370.54
  6. Step 6: Final answer
    x = 2,789.32

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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.