Home / 6,140.07-8,463.18-4,345.23

Finding the Fourth Proportional to 6,140.07, 8,463.18 and 4,345.23

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Solution

The fourth proportional to 6,140.07, 8,463.18 and 4,345.23 is: 5,989.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,140.07 : 8,463.18 = 4,345.23 : x
  2. Step 2: Convert to fraction form
    6,140.07/8,463.18 = 4,345.23/x
  3. Step 3: Cross multiply
    6,140.07x = 8,463.18 × 4,345.23
  4. Step 4: Simplify right side
    6,140.07x = 36,774,463.63
  5. Step 5: Solve for x
    x = 36,774,463.63/6,140.07
  6. Step 6: Final answer
    x = 5,989.26

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Half scale
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Double scale
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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.