Home / 7,754.21-10,703.85-5,497.35

Finding the Fourth Proportional to 7,754.21, 10,703.85 and 5,497.35

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Solution

The fourth proportional to 7,754.21, 10,703.85 and 5,497.35 is: 7,588.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,754.21 : 10,703.85 = 5,497.35 : x
  2. Step 2: Convert to fraction form
    7,754.21/10,703.85 = 5,497.35/x
  3. Step 3: Cross multiply
    7,754.21x = 10,703.85 × 5,497.35
  4. Step 4: Simplify right side
    7,754.21x = 58,842,809.80
  5. Step 5: Solve for x
    x = 58,842,809.80/7,754.21
  6. Step 6: Final answer
    x = 7,588.50

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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.