Home / 10,555.36-14,568.13-6,078.35

Finding the Fourth Proportional to 10,555.36, 14,568.13 and 6,078.35

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Solution

The fourth proportional to 10,555.36, 14,568.13 and 6,078.35 is: 8,389.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,555.36 : 14,568.13 = 6,078.35 : x
  2. Step 2: Convert to fraction form
    10,555.36/14,568.13 = 6,078.35/x
  3. Step 3: Cross multiply
    10,555.36x = 14,568.13 × 6,078.35
  4. Step 4: Simplify right side
    10,555.36x = 88,550,192.99
  5. Step 5: Solve for x
    x = 88,550,192.99/10,555.36
  6. Step 6: Final answer
    x = 8,389.12

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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.