Home / 8,857.63-13,261.60-4,688.22

Finding the Fourth Proportional to 8,857.63, 13,261.60 and 4,688.22

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Solution

The fourth proportional to 8,857.63, 13,261.60 and 4,688.22 is: 7,019.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,857.63 : 13,261.60 = 4,688.22 : x
  2. Step 2: Convert to fraction form
    8,857.63/13,261.60 = 4,688.22/x
  3. Step 3: Cross multiply
    8,857.63x = 13,261.60 × 4,688.22
  4. Step 4: Simplify right side
    8,857.63x = 62,173,298.35
  5. Step 5: Solve for x
    x = 62,173,298.35/8,857.63
  6. Step 6: Final answer
    x = 7,019.18

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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.