Home / 10,575.36-15,851.52-6,880.24

Finding the Fourth Proportional to 10,575.36, 15,851.52 and 6,880.24

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Solution

The fourth proportional to 10,575.36, 15,851.52 and 6,880.24 is: 10,312.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,575.36 : 15,851.52 = 6,880.24 : x
  2. Step 2: Convert to fraction form
    10,575.36/15,851.52 = 6,880.24/x
  3. Step 3: Cross multiply
    10,575.36x = 15,851.52 × 6,880.24
  4. Step 4: Simplify right side
    10,575.36x = 109,062,261.96
  5. Step 5: Solve for x
    x = 109,062,261.96/10,575.36
  6. Step 6: Final answer
    x = 10,312.87

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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.