Home / 9,178.80-12,668.77-6,035.28

Finding the Fourth Proportional to 9,178.80, 12,668.77 and 6,035.28

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Solution

The fourth proportional to 9,178.80, 12,668.77 and 6,035.28 is: 8,330.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,178.80 : 12,668.77 = 6,035.28 : x
  2. Step 2: Convert to fraction form
    9,178.80/12,668.77 = 6,035.28/x
  3. Step 3: Cross multiply
    9,178.80x = 12,668.77 × 6,035.28
  4. Step 4: Simplify right side
    9,178.80x = 76,459,574.21
  5. Step 5: Solve for x
    x = 76,459,574.21/9,178.80
  6. Step 6: Final answer
    x = 8,330.02

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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.