Home / 5,118.12-7,059.42-4,700.16

Finding the Fourth Proportional to 5,118.12, 7,059.42 and 4,700.16

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Solution

The fourth proportional to 5,118.12, 7,059.42 and 4,700.16 is: 6,482.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,118.12 : 7,059.42 = 4,700.16 : x
  2. Step 2: Convert to fraction form
    5,118.12/7,059.42 = 4,700.16/x
  3. Step 3: Cross multiply
    5,118.12x = 7,059.42 × 4,700.16
  4. Step 4: Simplify right side
    5,118.12x = 33,180,403.51
  5. Step 5: Solve for x
    x = 33,180,403.51/5,118.12
  6. Step 6: Final answer
    x = 6,482.93

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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.