Home / 7,918.44-10,926.18-4,774.76

Finding the Fourth Proportional to 7,918.44, 10,926.18 and 4,774.76

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Solution

The fourth proportional to 7,918.44, 10,926.18 and 4,774.76 is: 6,588.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,918.44 : 10,926.18 = 4,774.76 : x
  2. Step 2: Convert to fraction form
    7,918.44/10,926.18 = 4,774.76/x
  3. Step 3: Cross multiply
    7,918.44x = 10,926.18 × 4,774.76
  4. Step 4: Simplify right side
    7,918.44x = 52,169,887.22
  5. Step 5: Solve for x
    x = 52,169,887.22/7,918.44
  6. Step 6: Final answer
    x = 6,588.40

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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.