Home / 9,817.13-14,730.41-4,887.20

Finding the Fourth Proportional to 9,817.13, 14,730.41 and 4,887.20

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Solution

The fourth proportional to 9,817.13, 14,730.41 and 4,887.20 is: 7,333.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,817.13 : 14,730.41 = 4,887.20 : x
  2. Step 2: Convert to fraction form
    9,817.13/14,730.41 = 4,887.20/x
  3. Step 3: Cross multiply
    9,817.13x = 14,730.41 × 4,887.20
  4. Step 4: Simplify right side
    9,817.13x = 71,990,398.32
  5. Step 5: Solve for x
    x = 71,990,398.32/9,817.13
  6. Step 6: Final answer
    x = 7,333.14

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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.