Home / 7,106.28-9,810.90-5,012.52

Finding the Fourth Proportional to 7,106.28, 9,810.90 and 5,012.52

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Solution

The fourth proportional to 7,106.28, 9,810.90 and 5,012.52 is: 6,920.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,106.28 : 9,810.90 = 5,012.52 : x
  2. Step 2: Convert to fraction form
    7,106.28/9,810.90 = 5,012.52/x
  3. Step 3: Cross multiply
    7,106.28x = 9,810.90 × 5,012.52
  4. Step 4: Simplify right side
    7,106.28x = 49,177,332.47
  5. Step 5: Solve for x
    x = 49,177,332.47/7,106.28
  6. Step 6: Final answer
    x = 6,920.26

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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.