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Finding the Fourth Proportional to 7,151, 9,866.22 and 4,501.04

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Solution

The fourth proportional to 7,151, 9,866.22 and 4,501.04 is: 6,210.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,151 : 9,866.22 = 4,501.04 : x
  2. Step 2: Convert to fraction form
    7,151/9,866.22 = 4,501.04/x
  3. Step 3: Cross multiply
    7,151x = 9,866.22 × 4,501.04
  4. Step 4: Simplify right side
    7,151x = 44,408,250.87
  5. Step 5: Solve for x
    x = 44,408,250.87/7,151
  6. Step 6: Final answer
    x = 6,210.08

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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.