Home / 9,365.40-14,057.20-7,307.80

Finding the Fourth Proportional to 9,365.40, 14,057.20 and 7,307.80

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Solution

The fourth proportional to 9,365.40, 14,057.20 and 7,307.80 is: 10,968.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,365.40 : 14,057.20 = 7,307.80 : x
  2. Step 2: Convert to fraction form
    9,365.40/14,057.20 = 7,307.80/x
  3. Step 3: Cross multiply
    9,365.40x = 14,057.20 × 7,307.80
  4. Step 4: Simplify right side
    9,365.40x = 102,727,206.16
  5. Step 5: Solve for x
    x = 102,727,206.16/9,365.40
  6. Step 6: Final answer
    x = 10,968.80

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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.