Home / 5,340.41-7,368.51-3,100.93

Finding the Fourth Proportional to 5,340.41, 7,368.51 and 3,100.93

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Solution

The fourth proportional to 5,340.41, 7,368.51 and 3,100.93 is: 4,278.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,340.41 : 7,368.51 = 3,100.93 : x
  2. Step 2: Convert to fraction form
    5,340.41/7,368.51 = 3,100.93/x
  3. Step 3: Cross multiply
    5,340.41x = 7,368.51 × 3,100.93
  4. Step 4: Simplify right side
    5,340.41x = 22,849,215.29
  5. Step 5: Solve for x
    x = 22,849,215.29/5,340.41
  6. Step 6: Final answer
    x = 4,278.55

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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.