Home / 5,329.48-7,315.55-4,726.84

Finding the Fourth Proportional to 5,329.48, 7,315.55 and 4,726.84

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Solution

The fourth proportional to 5,329.48, 7,315.55 and 4,726.84 is: 6,488.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,329.48 : 7,315.55 = 4,726.84 : x
  2. Step 2: Convert to fraction form
    5,329.48/7,315.55 = 4,726.84/x
  3. Step 3: Cross multiply
    5,329.48x = 7,315.55 × 4,726.84
  4. Step 4: Simplify right side
    5,329.48x = 34,579,434.36
  5. Step 5: Solve for x
    x = 34,579,434.36/5,329.48
  6. Step 6: Final answer
    x = 6,488.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.