Home / 4,188.02-5,778.98-2,509.18

Finding the Fourth Proportional to 4,188.02, 5,778.98 and 2,509.18

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Solution

The fourth proportional to 4,188.02, 5,778.98 and 2,509.18 is: 3,462.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,188.02 : 5,778.98 = 2,509.18 : x
  2. Step 2: Convert to fraction form
    4,188.02/5,778.98 = 2,509.18/x
  3. Step 3: Cross multiply
    4,188.02x = 5,778.98 × 2,509.18
  4. Step 4: Simplify right side
    4,188.02x = 14,500,501.04
  5. Step 5: Solve for x
    x = 14,500,501.04/4,188.02
  6. Step 6: Final answer
    x = 3,462.38

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Half scale
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Double scale
Find fourth proportional to 4,189.02, 5,780.36 and 2,510.18
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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.