Home / 3,055.19-4,215.83-1,710.77

Finding the Fourth Proportional to 3,055.19, 4,215.83 and 1,710.77

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Solution

The fourth proportional to 3,055.19, 4,215.83 and 1,710.77 is: 2,360.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,055.19 : 4,215.83 = 1,710.77 : x
  2. Step 2: Convert to fraction form
    3,055.19/4,215.83 = 1,710.77/x
  3. Step 3: Cross multiply
    3,055.19x = 4,215.83 × 1,710.77
  4. Step 4: Simplify right side
    3,055.19x = 7,212,285.86
  5. Step 5: Solve for x
    x = 7,212,285.86/3,055.19
  6. Step 6: Final answer
    x = 2,360.67

Related Problems

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Half scale
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Double scale
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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.