Home / 6,417.51-8,854.98-4,427.34

Finding the Fourth Proportional to 6,417.51, 8,854.98 and 4,427.34

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Solution

The fourth proportional to 6,417.51, 8,854.98 and 4,427.34 is: 6,108.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,417.51 : 8,854.98 = 4,427.34 : x
  2. Step 2: Convert to fraction form
    6,417.51/8,854.98 = 4,427.34/x
  3. Step 3: Cross multiply
    6,417.51x = 8,854.98 × 4,427.34
  4. Step 4: Simplify right side
    6,417.51x = 39,204,007.15
  5. Step 5: Solve for x
    x = 39,204,007.15/6,417.51
  6. Step 6: Final answer
    x = 6,108.91

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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.