Home / 7,395.71-10,206.15-4,038.56

Finding the Fourth Proportional to 7,395.71, 10,206.15 and 4,038.56

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Solution

The fourth proportional to 7,395.71, 10,206.15 and 4,038.56 is: 5,573.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,395.71 : 10,206.15 = 4,038.56 : x
  2. Step 2: Convert to fraction form
    7,395.71/10,206.15 = 4,038.56/x
  3. Step 3: Cross multiply
    7,395.71x = 10,206.15 × 4,038.56
  4. Step 4: Simplify right side
    7,395.71x = 41,218,098.11
  5. Step 5: Solve for x
    x = 41,218,098.11/7,395.71
  6. Step 6: Final answer
    x = 5,573.25

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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.