Home / 5,390.58-7,437.69-3,594.51

Finding the Fourth Proportional to 5,390.58, 7,437.69 and 3,594.51

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Solution

The fourth proportional to 5,390.58, 7,437.69 and 3,594.51 is: 4,959.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390.58 : 7,437.69 = 3,594.51 : x
  2. Step 2: Convert to fraction form
    5,390.58/7,437.69 = 3,594.51/x
  3. Step 3: Cross multiply
    5,390.58x = 7,437.69 × 3,594.51
  4. Step 4: Simplify right side
    5,390.58x = 26,734,851.08
  5. Step 5: Solve for x
    x = 26,734,851.08/5,390.58
  6. Step 6: Final answer
    x = 4,959.55

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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.