Home / 7,454.37-10,291.56-4,938.66

Finding the Fourth Proportional to 7,454.37, 10,291.56 and 4,938.66

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Solution

The fourth proportional to 7,454.37, 10,291.56 and 4,938.66 is: 6,818.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,454.37 : 10,291.56 = 4,938.66 : x
  2. Step 2: Convert to fraction form
    7,454.37/10,291.56 = 4,938.66/x
  3. Step 3: Cross multiply
    7,454.37x = 10,291.56 × 4,938.66
  4. Step 4: Simplify right side
    7,454.37x = 50,826,515.71
  5. Step 5: Solve for x
    x = 50,826,515.71/7,454.37
  6. Step 6: Final answer
    x = 6,818.35

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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.