Home / 6,988.10-10,464.86-4,057.52

Finding the Fourth Proportional to 6,988.10, 10,464.86 and 4,057.52

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Solution

The fourth proportional to 6,988.10, 10,464.86 and 4,057.52 is: 6,076.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,988.10 : 10,464.86 = 4,057.52 : x
  2. Step 2: Convert to fraction form
    6,988.10/10,464.86 = 4,057.52/x
  3. Step 3: Cross multiply
    6,988.10x = 10,464.86 × 4,057.52
  4. Step 4: Simplify right side
    6,988.10x = 42,461,378.75
  5. Step 5: Solve for x
    x = 42,461,378.75/6,988.10
  6. Step 6: Final answer
    x = 6,076.24

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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.