Home / 7,396.42-10,206.59-4,038.55

Finding the Fourth Proportional to 7,396.42, 10,206.59 and 4,038.55

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Solution

The fourth proportional to 7,396.42, 10,206.59 and 4,038.55 is: 5,572.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,396.42 : 10,206.59 = 4,038.55 : x
  2. Step 2: Convert to fraction form
    7,396.42/10,206.59 = 4,038.55/x
  3. Step 3: Cross multiply
    7,396.42x = 10,206.59 × 4,038.55
  4. Step 4: Simplify right side
    7,396.42x = 41,219,824.04
  5. Step 5: Solve for x
    x = 41,219,824.04/7,396.42
  6. Step 6: Final answer
    x = 5,572.94

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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.