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Finding the Fourth Proportional to 7,303.79, 10,947.46 and 3,598.17

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Solution

The fourth proportional to 7,303.79, 10,947.46 and 3,598.17 is: 5,393.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,303.79 : 10,947.46 = 3,598.17 : x
  2. Step 2: Convert to fraction form
    7,303.79/10,947.46 = 3,598.17/x
  3. Step 3: Cross multiply
    7,303.79x = 10,947.46 × 3,598.17
  4. Step 4: Simplify right side
    7,303.79x = 39,390,822.15
  5. Step 5: Solve for x
    x = 39,390,822.15/7,303.79
  6. Step 6: Final answer
    x = 5,393.20

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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.