Home / 9,277.20-12,802.64-5,298.84

Finding the Fourth Proportional to 9,277.20, 12,802.64 and 5,298.84

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Solution

The fourth proportional to 9,277.20, 12,802.64 and 5,298.84 is: 7,312.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,277.20 : 12,802.64 = 5,298.84 : x
  2. Step 2: Convert to fraction form
    9,277.20/12,802.64 = 5,298.84/x
  3. Step 3: Cross multiply
    9,277.20x = 12,802.64 × 5,298.84
  4. Step 4: Simplify right side
    9,277.20x = 67,839,140.94
  5. Step 5: Solve for x
    x = 67,839,140.94/9,277.20
  6. Step 6: Final answer
    x = 7,312.46

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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.