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Finding the Fourth Proportional to 9,455.40, 14,155.02 and 7,001.10

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Solution

The fourth proportional to 9,455.40, 14,155.02 and 7,001.10 is: 10,480.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,455.40 : 14,155.02 = 7,001.10 : x
  2. Step 2: Convert to fraction form
    9,455.40/14,155.02 = 7,001.10/x
  3. Step 3: Cross multiply
    9,455.40x = 14,155.02 × 7,001.10
  4. Step 4: Simplify right side
    9,455.40x = 99,100,710.52
  5. Step 5: Solve for x
    x = 99,100,710.52/9,455.40
  6. Step 6: Final answer
    x = 10,480.86

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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.