Home / 7,395.71-10,206.13-4,038.55

Finding the Fourth Proportional to 7,395.71, 10,206.13 and 4,038.55

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Solution

The fourth proportional to 7,395.71, 10,206.13 and 4,038.55 is: 5,573.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,395.71 : 10,206.13 = 4,038.55 : x
  2. Step 2: Convert to fraction form
    7,395.71/10,206.13 = 4,038.55/x
  3. Step 3: Cross multiply
    7,395.71x = 10,206.13 × 4,038.55
  4. Step 4: Simplify right side
    7,395.71x = 41,217,938.27
  5. Step 5: Solve for x
    x = 41,217,938.27/7,395.71
  6. Step 6: Final answer
    x = 5,573.22

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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.