Home / 5,754.24-8,646.93-3,123.45

Finding the Fourth Proportional to 5,754.24, 8,646.93 and 3,123.45

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Solution

The fourth proportional to 5,754.24, 8,646.93 and 3,123.45 is: 4,693.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,754.24 : 8,646.93 = 3,123.45 : x
  2. Step 2: Convert to fraction form
    5,754.24/8,646.93 = 3,123.45/x
  3. Step 3: Cross multiply
    5,754.24x = 8,646.93 × 3,123.45
  4. Step 4: Simplify right side
    5,754.24x = 27,008,253.51
  5. Step 5: Solve for x
    x = 27,008,253.51/5,754.24
  6. Step 6: Final answer
    x = 4,693.63

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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.