Home / 7,931.21-10,944.18-4,393.53

Finding the Fourth Proportional to 7,931.21, 10,944.18 and 4,393.53

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Solution

The fourth proportional to 7,931.21, 10,944.18 and 4,393.53 is: 6,062.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,931.21 : 10,944.18 = 4,393.53 : x
  2. Step 2: Convert to fraction form
    7,931.21/10,944.18 = 4,393.53/x
  3. Step 3: Cross multiply
    7,931.21x = 10,944.18 × 4,393.53
  4. Step 4: Simplify right side
    7,931.21x = 48,083,583.16
  5. Step 5: Solve for x
    x = 48,083,583.16/7,931.21
  6. Step 6: Final answer
    x = 6,062.58

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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.