Home / 6,140.26-8,473.59-3,345.76

Finding the Fourth Proportional to 6,140.26, 8,473.59 and 3,345.76

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Solution

The fourth proportional to 6,140.26, 8,473.59 and 3,345.76 is: 4,617.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,140.26 : 8,473.59 = 3,345.76 : x
  2. Step 2: Convert to fraction form
    6,140.26/8,473.59 = 3,345.76/x
  3. Step 3: Cross multiply
    6,140.26x = 8,473.59 × 3,345.76
  4. Step 4: Simplify right side
    6,140.26x = 28,350,598.48
  5. Step 5: Solve for x
    x = 28,350,598.48/6,140.26
  6. Step 6: Final answer
    x = 4,617.17

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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.