Home / 8,530.16-12,785.76-3,598.32

Finding the Fourth Proportional to 8,530.16, 12,785.76 and 3,598.32

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Solution

The fourth proportional to 8,530.16, 12,785.76 and 3,598.32 is: 5,393.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,530.16 : 12,785.76 = 3,598.32 : x
  2. Step 2: Convert to fraction form
    8,530.16/12,785.76 = 3,598.32/x
  3. Step 3: Cross multiply
    8,530.16x = 12,785.76 × 3,598.32
  4. Step 4: Simplify right side
    8,530.16x = 46,007,255.92
  5. Step 5: Solve for x
    x = 46,007,255.92/8,530.16
  6. Step 6: Final answer
    x = 5,393.48

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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.