Home / 9,817.04-14,711.80-7,615.60

Finding the Fourth Proportional to 9,817.04, 14,711.80 and 7,615.60

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Solution

The fourth proportional to 9,817.04, 14,711.80 and 7,615.60 is: 11,412.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,817.04 : 14,711.80 = 7,615.60 : x
  2. Step 2: Convert to fraction form
    9,817.04/14,711.80 = 7,615.60/x
  3. Step 3: Cross multiply
    9,817.04x = 14,711.80 × 7,615.60
  4. Step 4: Simplify right side
    9,817.04x = 112,039,184.08
  5. Step 5: Solve for x
    x = 112,039,184.08/9,817.04
  6. Step 6: Final answer
    x = 11,412.73

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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.