Home / 7,395.76-10,206.21-4,038.49

Finding the Fourth Proportional to 7,395.76, 10,206.21 and 4,038.49

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Solution

The fourth proportional to 7,395.76, 10,206.21 and 4,038.49 is: 5,573.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,395.76 : 10,206.21 = 4,038.49 : x
  2. Step 2: Convert to fraction form
    7,395.76/10,206.21 = 4,038.49/x
  3. Step 3: Cross multiply
    7,395.76x = 10,206.21 × 4,038.49
  4. Step 4: Simplify right side
    7,395.76x = 41,217,677.02
  5. Step 5: Solve for x
    x = 41,217,677.02/7,395.76
  6. Step 6: Final answer
    x = 5,573.15

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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.