Home / 9,845.46-13,587.93-7,191.54

Finding the Fourth Proportional to 9,845.46, 13,587.93 and 7,191.54

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Solution

The fourth proportional to 9,845.46, 13,587.93 and 7,191.54 is: 9,925.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,845.46 : 13,587.93 = 7,191.54 : x
  2. Step 2: Convert to fraction form
    9,845.46/13,587.93 = 7,191.54/x
  3. Step 3: Cross multiply
    9,845.46x = 13,587.93 × 7,191.54
  4. Step 4: Simplify right side
    9,845.46x = 97,718,142.11
  5. Step 5: Solve for x
    x = 97,718,142.11/9,845.46
  6. Step 6: Final answer
    x = 9,925.20

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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.