Home / 9,410.76-13,045.68-9,041.40

Finding the Fourth Proportional to 9,410.76, 13,045.68 and 9,041.40

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Solution

The fourth proportional to 9,410.76, 13,045.68 and 9,041.40 is: 12,533.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,410.76 : 13,045.68 = 9,041.40 : x
  2. Step 2: Convert to fraction form
    9,410.76/13,045.68 = 9,041.40/x
  3. Step 3: Cross multiply
    9,410.76x = 13,045.68 × 9,041.40
  4. Step 4: Simplify right side
    9,410.76x = 117,951,211.15
  5. Step 5: Solve for x
    x = 117,951,211.15/9,410.76
  6. Step 6: Final answer
    x = 12,533.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.