Home / 7,528.16-11,287.87-2,848.53

Finding the Fourth Proportional to 7,528.16, 11,287.87 and 2,848.53

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Solution

The fourth proportional to 7,528.16, 11,287.87 and 2,848.53 is: 4,271.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,528.16 : 11,287.87 = 2,848.53 : x
  2. Step 2: Convert to fraction form
    7,528.16/11,287.87 = 2,848.53/x
  3. Step 3: Cross multiply
    7,528.16x = 11,287.87 × 2,848.53
  4. Step 4: Simplify right side
    7,528.16x = 32,153,880.37
  5. Step 5: Solve for x
    x = 32,153,880.37/7,528.16
  6. Step 6: Final answer
    x = 4,271.15

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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.