Home / 6,442.16-8,887.02-4,055.09

Finding the Fourth Proportional to 6,442.16, 8,887.02 and 4,055.09

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Solution

The fourth proportional to 6,442.16, 8,887.02 and 4,055.09 is: 5,594.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,442.16 : 8,887.02 = 4,055.09 : x
  2. Step 2: Convert to fraction form
    6,442.16/8,887.02 = 4,055.09/x
  3. Step 3: Cross multiply
    6,442.16x = 8,887.02 × 4,055.09
  4. Step 4: Simplify right side
    6,442.16x = 36,037,621.50
  5. Step 5: Solve for x
    x = 36,037,621.50/6,442.16
  6. Step 6: Final answer
    x = 5,594.03

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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.