Home / 7,007.13-10,510.96-2,390.13

Finding the Fourth Proportional to 7,007.13, 10,510.96 and 2,390.13

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Solution

The fourth proportional to 7,007.13, 10,510.96 and 2,390.13 is: 3,585.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,007.13 : 10,510.96 = 2,390.13 : x
  2. Step 2: Convert to fraction form
    7,007.13/10,510.96 = 2,390.13/x
  3. Step 3: Cross multiply
    7,007.13x = 10,510.96 × 2,390.13
  4. Step 4: Simplify right side
    7,007.13x = 25,122,502.29
  5. Step 5: Solve for x
    x = 25,122,502.29/7,007.13
  6. Step 6: Final answer
    x = 3,585.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.