Home / 7,341.81-10,140.11-4,835.13

Finding the Fourth Proportional to 7,341.81, 10,140.11 and 4,835.13

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Solution

The fourth proportional to 7,341.81, 10,140.11 and 4,835.13 is: 6,678.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,341.81 : 10,140.11 = 4,835.13 : x
  2. Step 2: Convert to fraction form
    7,341.81/10,140.11 = 4,835.13/x
  3. Step 3: Cross multiply
    7,341.81x = 10,140.11 × 4,835.13
  4. Step 4: Simplify right side
    7,341.81x = 49,028,724.71
  5. Step 5: Solve for x
    x = 49,028,724.71/7,341.81
  6. Step 6: Final answer
    x = 6,678.01

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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.