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Finding the Fourth Proportional to 9,028.48, 13,547.58 and 9,001

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Solution

The fourth proportional to 9,028.48, 13,547.58 and 9,001 is: 13,506.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,028.48 : 13,547.58 = 9,001 : x
  2. Step 2: Convert to fraction form
    9,028.48/13,547.58 = 9,001/x
  3. Step 3: Cross multiply
    9,028.48x = 13,547.58 × 9,001
  4. Step 4: Simplify right side
    9,028.48x = 121,941,767.58
  5. Step 5: Solve for x
    x = 121,941,767.58/9,028.48
  6. Step 6: Final answer
    x = 13,506.35

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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.