Home / 6,918.95-10,385.49-5,064.56

Finding the Fourth Proportional to 6,918.95, 10,385.49 and 5,064.56

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Solution

The fourth proportional to 6,918.95, 10,385.49 and 5,064.56 is: 7,602.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,918.95 : 10,385.49 = 5,064.56 : x
  2. Step 2: Convert to fraction form
    6,918.95/10,385.49 = 5,064.56/x
  3. Step 3: Cross multiply
    6,918.95x = 10,385.49 × 5,064.56
  4. Step 4: Simplify right side
    6,918.95x = 52,597,943.24
  5. Step 5: Solve for x
    x = 52,597,943.24/6,918.95
  6. Step 6: Final answer
    x = 7,602.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.