Home / 6,931.38-9,573.24-5,051.40

Finding the Fourth Proportional to 6,931.38, 9,573.24 and 5,051.40

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Solution

The fourth proportional to 6,931.38, 9,573.24 and 5,051.40 is: 6,976.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,931.38 : 9,573.24 = 5,051.40 : x
  2. Step 2: Convert to fraction form
    6,931.38/9,573.24 = 5,051.40/x
  3. Step 3: Cross multiply
    6,931.38x = 9,573.24 × 5,051.40
  4. Step 4: Simplify right side
    6,931.38x = 48,358,264.54
  5. Step 5: Solve for x
    x = 48,358,264.54/6,931.38
  6. Step 6: Final answer
    x = 6,976.72

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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.