Home / 7,434.64-10,260.30-4,290.76

Finding the Fourth Proportional to 7,434.64, 10,260.30 and 4,290.76

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Solution

The fourth proportional to 7,434.64, 10,260.30 and 4,290.76 is: 5,921.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,434.64 : 10,260.30 = 4,290.76 : x
  2. Step 2: Convert to fraction form
    7,434.64/10,260.30 = 4,290.76/x
  3. Step 3: Cross multiply
    7,434.64x = 10,260.30 × 4,290.76
  4. Step 4: Simplify right side
    7,434.64x = 44,024,484.83
  5. Step 5: Solve for x
    x = 44,024,484.83/7,434.64
  6. Step 6: Final answer
    x = 5,921.54

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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.