Home / 6,871.24-9,482.55-4,038.58

Finding the Fourth Proportional to 6,871.24, 9,482.55 and 4,038.58

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Solution

The fourth proportional to 6,871.24, 9,482.55 and 4,038.58 is: 5,573.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,871.24 : 9,482.55 = 4,038.58 : x
  2. Step 2: Convert to fraction form
    6,871.24/9,482.55 = 4,038.58/x
  3. Step 3: Cross multiply
    6,871.24x = 9,482.55 × 4,038.58
  4. Step 4: Simplify right side
    6,871.24x = 38,296,019.00
  5. Step 5: Solve for x
    x = 38,296,019.00/6,871.24
  6. Step 6: Final answer
    x = 5,573.37

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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.