Home / 10,176.32-14,043.46-6,637.50

Finding the Fourth Proportional to 10,176.32, 14,043.46 and 6,637.50

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Solution

The fourth proportional to 10,176.32, 14,043.46 and 6,637.50 is: 9,159.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,176.32 : 14,043.46 = 6,637.50 : x
  2. Step 2: Convert to fraction form
    10,176.32/14,043.46 = 6,637.50/x
  3. Step 3: Cross multiply
    10,176.32x = 14,043.46 × 6,637.50
  4. Step 4: Simplify right side
    10,176.32x = 93,213,465.75
  5. Step 5: Solve for x
    x = 93,213,465.75/10,176.32
  6. Step 6: Final answer
    x = 9,159.84

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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.