Home / 8,395.09-11,585.51-4,618.39

Finding the Fourth Proportional to 8,395.09, 11,585.51 and 4,618.39

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Solution

The fourth proportional to 8,395.09, 11,585.51 and 4,618.39 is: 6,373.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,395.09 : 11,585.51 = 4,618.39 : x
  2. Step 2: Convert to fraction form
    8,395.09/11,585.51 = 4,618.39/x
  3. Step 3: Cross multiply
    8,395.09x = 11,585.51 × 4,618.39
  4. Step 4: Simplify right side
    8,395.09x = 53,506,410.11
  5. Step 5: Solve for x
    x = 53,506,410.11/8,395.09
  6. Step 6: Final answer
    x = 6,373.53

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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.