Home / 7,031.74-9,700.88-4,513.32

Finding the Fourth Proportional to 7,031.74, 9,700.88 and 4,513.32

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Solution

The fourth proportional to 7,031.74, 9,700.88 and 4,513.32 is: 6,226.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,031.74 : 9,700.88 = 4,513.32 : x
  2. Step 2: Convert to fraction form
    7,031.74/9,700.88 = 4,513.32/x
  3. Step 3: Cross multiply
    7,031.74x = 9,700.88 × 4,513.32
  4. Step 4: Simplify right side
    7,031.74x = 43,783,175.72
  5. Step 5: Solve for x
    x = 43,783,175.72/7,031.74
  6. Step 6: Final answer
    x = 6,226.51

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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.