Home / 8,405.16-11,598.71-4,628.24

Finding the Fourth Proportional to 8,405.16, 11,598.71 and 4,628.24

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Solution

The fourth proportional to 8,405.16, 11,598.71 and 4,628.24 is: 6,386.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,405.16 : 11,598.71 = 4,628.24 : x
  2. Step 2: Convert to fraction form
    8,405.16/11,598.71 = 4,628.24/x
  3. Step 3: Cross multiply
    8,405.16x = 11,598.71 × 4,628.24
  4. Step 4: Simplify right side
    8,405.16x = 53,681,613.57
  5. Step 5: Solve for x
    x = 53,681,613.57/8,405.16
  6. Step 6: Final answer
    x = 6,386.74

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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.