Home / 6,113.50-8,415.21-5,326.18

Finding the Fourth Proportional to 6,113.50, 8,415.21 and 5,326.18

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Solution

The fourth proportional to 6,113.50, 8,415.21 and 5,326.18 is: 7,331.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,113.50 : 8,415.21 = 5,326.18 : x
  2. Step 2: Convert to fraction form
    6,113.50/8,415.21 = 5,326.18/x
  3. Step 3: Cross multiply
    6,113.50x = 8,415.21 × 5,326.18
  4. Step 4: Simplify right side
    6,113.50x = 44,820,923.20
  5. Step 5: Solve for x
    x = 44,820,923.20/6,113.50
  6. Step 6: Final answer
    x = 7,331.47

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Half scale
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Double scale
Find fourth proportional to 6,114.50, 8,416.59 and 5,327.18
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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.