Home / 10,393.32-15,576.18-4,543.56

Finding the Fourth Proportional to 10,393.32, 15,576.18 and 4,543.56

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Solution

The fourth proportional to 10,393.32, 15,576.18 and 4,543.56 is: 6,809.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,393.32 : 15,576.18 = 4,543.56 : x
  2. Step 2: Convert to fraction form
    10,393.32/15,576.18 = 4,543.56/x
  3. Step 3: Cross multiply
    10,393.32x = 15,576.18 × 4,543.56
  4. Step 4: Simplify right side
    10,393.32x = 70,771,308.40
  5. Step 5: Solve for x
    x = 70,771,308.40/10,393.32
  6. Step 6: Final answer
    x = 6,809.31

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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.