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Finding the Fourth Proportional to 5,341.98, 7,325.07 and 5,156.58

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Solution

The fourth proportional to 5,341.98, 7,325.07 and 5,156.58 is: 7,070.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,341.98 : 7,325.07 = 5,156.58 : x
  2. Step 2: Convert to fraction form
    5,341.98/7,325.07 = 5,156.58/x
  3. Step 3: Cross multiply
    5,341.98x = 7,325.07 × 5,156.58
  4. Step 4: Simplify right side
    5,341.98x = 37,772,309.46
  5. Step 5: Solve for x
    x = 37,772,309.46/5,341.98
  6. Step 6: Final answer
    x = 7,070.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.