Home / 7,746.36-10,690.29-4,389.33

Finding the Fourth Proportional to 7,746.36, 10,690.29 and 4,389.33

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Solution

The fourth proportional to 7,746.36, 10,690.29 and 4,389.33 is: 6,057.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,746.36 : 10,690.29 = 4,389.33 : x
  2. Step 2: Convert to fraction form
    7,746.36/10,690.29 = 4,389.33/x
  3. Step 3: Cross multiply
    7,746.36x = 10,690.29 × 4,389.33
  4. Step 4: Simplify right side
    7,746.36x = 46,923,210.61
  5. Step 5: Solve for x
    x = 46,923,210.61/7,746.36
  6. Step 6: Final answer
    x = 6,057.45

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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.