Home / 6,140.04-8,473.46-3,345.64

Finding the Fourth Proportional to 6,140.04, 8,473.46 and 3,345.64

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Solution

The fourth proportional to 6,140.04, 8,473.46 and 3,345.64 is: 4,617.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,140.04 : 8,473.46 = 3,345.64 : x
  2. Step 2: Convert to fraction form
    6,140.04/8,473.46 = 3,345.64/x
  3. Step 3: Cross multiply
    6,140.04x = 8,473.46 × 3,345.64
  4. Step 4: Simplify right side
    6,140.04x = 28,349,146.71
  5. Step 5: Solve for x
    x = 28,349,146.71/6,140.04
  6. Step 6: Final answer
    x = 4,617.09

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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.