Home / 7,346.30-10,133.64-4,690.70

Finding the Fourth Proportional to 7,346.30, 10,133.64 and 4,690.70

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Solution

The fourth proportional to 7,346.30, 10,133.64 and 4,690.70 is: 6,470.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,346.30 : 10,133.64 = 4,690.70 : x
  2. Step 2: Convert to fraction form
    7,346.30/10,133.64 = 4,690.70/x
  3. Step 3: Cross multiply
    7,346.30x = 10,133.64 × 4,690.70
  4. Step 4: Simplify right side
    7,346.30x = 47,533,865.15
  5. Step 5: Solve for x
    x = 47,533,865.15/7,346.30
  6. Step 6: Final answer
    x = 6,470.45

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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.