Home / 5,018.10-6,908.76-4,132.32

Finding the Fourth Proportional to 5,018.10, 6,908.76 and 4,132.32

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Solution

The fourth proportional to 5,018.10, 6,908.76 and 4,132.32 is: 5,689.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,018.10 : 6,908.76 = 4,132.32 : x
  2. Step 2: Convert to fraction form
    5,018.10/6,908.76 = 4,132.32/x
  3. Step 3: Cross multiply
    5,018.10x = 6,908.76 × 4,132.32
  4. Step 4: Simplify right side
    5,018.10x = 28,549,207.12
  5. Step 5: Solve for x
    x = 28,549,207.12/5,018.10
  6. Step 6: Final answer
    x = 5,689.25

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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.