Home / 8,830.09-12,178.48-5,808.32

Finding the Fourth Proportional to 8,830.09, 12,178.48 and 5,808.32

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Solution

The fourth proportional to 8,830.09, 12,178.48 and 5,808.32 is: 8,010.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,830.09 : 12,178.48 = 5,808.32 : x
  2. Step 2: Convert to fraction form
    8,830.09/12,178.48 = 5,808.32/x
  3. Step 3: Cross multiply
    8,830.09x = 12,178.48 × 5,808.32
  4. Step 4: Simplify right side
    8,830.09x = 70,736,468.40
  5. Step 5: Solve for x
    x = 70,736,468.40/8,830.09
  6. Step 6: Final answer
    x = 8,010.84

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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.