Home / 6,860.64-10,289.42-4,088.10

Finding the Fourth Proportional to 6,860.64, 10,289.42 and 4,088.10

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Solution

The fourth proportional to 6,860.64, 10,289.42 and 4,088.10 is: 6,131.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,860.64 : 10,289.42 = 4,088.10 : x
  2. Step 2: Convert to fraction form
    6,860.64/10,289.42 = 4,088.10/x
  3. Step 3: Cross multiply
    6,860.64x = 10,289.42 × 4,088.10
  4. Step 4: Simplify right side
    6,860.64x = 42,064,157.46
  5. Step 5: Solve for x
    x = 42,064,157.46/6,860.64
  6. Step 6: Final answer
    x = 6,131.23

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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.