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Finding the Fourth Proportional to 9,307.80, 13,960.08 and 6,035.40

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Solution

The fourth proportional to 9,307.80, 13,960.08 and 6,035.40 is: 9,052.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,307.80 : 13,960.08 = 6,035.40 : x
  2. Step 2: Convert to fraction form
    9,307.80/13,960.08 = 6,035.40/x
  3. Step 3: Cross multiply
    9,307.80x = 13,960.08 × 6,035.40
  4. Step 4: Simplify right side
    9,307.80x = 84,254,666.83
  5. Step 5: Solve for x
    x = 84,254,666.83/9,307.80
  6. Step 6: Final answer
    x = 9,052.05

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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.