Home / 10,365.60-15,531.30-5,975.40

Finding the Fourth Proportional to 10,365.60, 15,531.30 and 5,975.40

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Solution

The fourth proportional to 10,365.60, 15,531.30 and 5,975.40 is: 8,953.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,365.60 : 15,531.30 = 5,975.40 : x
  2. Step 2: Convert to fraction form
    10,365.60/15,531.30 = 5,975.40/x
  3. Step 3: Cross multiply
    10,365.60x = 15,531.30 × 5,975.40
  4. Step 4: Simplify right side
    10,365.60x = 92,805,730.02
  5. Step 5: Solve for x
    x = 92,805,730.02/10,365.60
  6. Step 6: Final answer
    x = 8,953.24

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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.