Home / 9,173.79-13,730.45-6,970.32

Finding the Fourth Proportional to 9,173.79, 13,730.45 and 6,970.32

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Solution

The fourth proportional to 9,173.79, 13,730.45 and 6,970.32 is: 10,432.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,173.79 : 13,730.45 = 6,970.32 : x
  2. Step 2: Convert to fraction form
    9,173.79/13,730.45 = 6,970.32/x
  3. Step 3: Cross multiply
    9,173.79x = 13,730.45 × 6,970.32
  4. Step 4: Simplify right side
    9,173.79x = 95,705,595.39
  5. Step 5: Solve for x
    x = 95,705,595.39/9,173.79
  6. Step 6: Final answer
    x = 10,432.50

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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.