Home / 7,434.66-10,261.35-4,290.42

Finding the Fourth Proportional to 7,434.66, 10,261.35 and 4,290.42

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Solution

The fourth proportional to 7,434.66, 10,261.35 and 4,290.42 is: 5,921.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,434.66 : 10,261.35 = 4,290.42 : x
  2. Step 2: Convert to fraction form
    7,434.66/10,261.35 = 4,290.42/x
  3. Step 3: Cross multiply
    7,434.66x = 10,261.35 × 4,290.42
  4. Step 4: Simplify right side
    7,434.66x = 44,025,501.27
  5. Step 5: Solve for x
    x = 44,025,501.27/7,434.66
  6. Step 6: Final answer
    x = 5,921.66

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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.