Home / 7,007.24-10,510.86-1,813.10

Finding the Fourth Proportional to 7,007.24, 10,510.86 and 1,813.10

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Solution

The fourth proportional to 7,007.24, 10,510.86 and 1,813.10 is: 2,719.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,007.24 : 10,510.86 = 1,813.10 : x
  2. Step 2: Convert to fraction form
    7,007.24/10,510.86 = 1,813.10/x
  3. Step 3: Cross multiply
    7,007.24x = 10,510.86 × 1,813.10
  4. Step 4: Simplify right side
    7,007.24x = 19,057,240.27
  5. Step 5: Solve for x
    x = 19,057,240.27/7,007.24
  6. Step 6: Final answer
    x = 2,719.65

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Double scale
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Similar ratio
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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.