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Finding the Fourth Proportional to 7,017.16, 9,679.62 and 4,533.16

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Solution

The fourth proportional to 7,017.16, 9,679.62 and 4,533.16 is: 6,253.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,017.16 : 9,679.62 = 4,533.16 : x
  2. Step 2: Convert to fraction form
    7,017.16/9,679.62 = 4,533.16/x
  3. Step 3: Cross multiply
    7,017.16x = 9,679.62 × 4,533.16
  4. Step 4: Simplify right side
    7,017.16x = 43,879,266.20
  5. Step 5: Solve for x
    x = 43,879,266.20/7,017.16
  6. Step 6: Final answer
    x = 6,253.14

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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.