Home / 9,281.04-12,807.80-5,301.92

Finding the Fourth Proportional to 9,281.04, 12,807.80 and 5,301.92

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Solution

The fourth proportional to 9,281.04, 12,807.80 and 5,301.92 is: 7,316.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,281.04 : 12,807.80 = 5,301.92 : x
  2. Step 2: Convert to fraction form
    9,281.04/12,807.80 = 5,301.92/x
  3. Step 3: Cross multiply
    9,281.04x = 12,807.80 × 5,301.92
  4. Step 4: Simplify right side
    9,281.04x = 67,905,930.98
  5. Step 5: Solve for x
    x = 67,905,930.98/9,281.04
  6. Step 6: Final answer
    x = 7,316.63

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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.