Home / 7,418.12-10,235.63-4,433.32

Finding the Fourth Proportional to 7,418.12, 10,235.63 and 4,433.32

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Solution

The fourth proportional to 7,418.12, 10,235.63 and 4,433.32 is: 6,117.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,418.12 : 10,235.63 = 4,433.32 : x
  2. Step 2: Convert to fraction form
    7,418.12/10,235.63 = 4,433.32/x
  3. Step 3: Cross multiply
    7,418.12x = 10,235.63 × 4,433.32
  4. Step 4: Simplify right side
    7,418.12x = 45,377,823.19
  5. Step 5: Solve for x
    x = 45,377,823.19/7,418.12
  6. Step 6: Final answer
    x = 6,117.16

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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.