Home / 10,941.55-15,097.56-6,464.68

Finding the Fourth Proportional to 10,941.55, 15,097.56 and 6,464.68

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Solution

The fourth proportional to 10,941.55, 15,097.56 and 6,464.68 is: 8,920.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,941.55 : 15,097.56 = 6,464.68 : x
  2. Step 2: Convert to fraction form
    10,941.55/15,097.56 = 6,464.68/x
  3. Step 3: Cross multiply
    10,941.55x = 15,097.56 × 6,464.68
  4. Step 4: Simplify right side
    10,941.55x = 97,600,894.18
  5. Step 5: Solve for x
    x = 97,600,894.18/10,941.55
  6. Step 6: Final answer
    x = 8,920.21

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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.