Home / 7,254.18-10,011.47-4,110.57

Finding the Fourth Proportional to 7,254.18, 10,011.47 and 4,110.57

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Solution

The fourth proportional to 7,254.18, 10,011.47 and 4,110.57 is: 5,672.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,254.18 : 10,011.47 = 4,110.57 : x
  2. Step 2: Convert to fraction form
    7,254.18/10,011.47 = 4,110.57/x
  3. Step 3: Cross multiply
    7,254.18x = 10,011.47 × 4,110.57
  4. Step 4: Simplify right side
    7,254.18x = 41,152,827.69
  5. Step 5: Solve for x
    x = 41,152,827.69/7,254.18
  6. Step 6: Final answer
    x = 5,672.98

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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.