Home / 7,395.60-10,205.98-4,038.35

Finding the Fourth Proportional to 7,395.60, 10,205.98 and 4,038.35

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Solution

The fourth proportional to 7,395.60, 10,205.98 and 4,038.35 is: 5,572.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,395.60 : 10,205.98 = 4,038.35 : x
  2. Step 2: Convert to fraction form
    7,395.60/10,205.98 = 4,038.35/x
  3. Step 3: Cross multiply
    7,395.60x = 10,205.98 × 4,038.35
  4. Step 4: Simplify right side
    7,395.60x = 41,215,319.33
  5. Step 5: Solve for x
    x = 41,215,319.33/7,395.60
  6. Step 6: Final answer
    x = 5,572.95

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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.