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Finding the Fourth Proportional to 7,793.04, 10,750.40 and 5,275.24

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Solution

The fourth proportional to 7,793.04, 10,750.40 and 5,275.24 is: 7,277.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,793.04 : 10,750.40 = 5,275.24 : x
  2. Step 2: Convert to fraction form
    7,793.04/10,750.40 = 5,275.24/x
  3. Step 3: Cross multiply
    7,793.04x = 10,750.40 × 5,275.24
  4. Step 4: Simplify right side
    7,793.04x = 56,710,940.10
  5. Step 5: Solve for x
    x = 56,710,940.10/7,793.04
  6. Step 6: Final answer
    x = 7,277.13

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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.