Home / 5,256.32-7,875.20-4,684.28

Finding the Fourth Proportional to 5,256.32, 7,875.20 and 4,684.28

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Solution

The fourth proportional to 5,256.32, 7,875.20 and 4,684.28 is: 7,018.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256.32 : 7,875.20 = 4,684.28 : x
  2. Step 2: Convert to fraction form
    5,256.32/7,875.20 = 4,684.28/x
  3. Step 3: Cross multiply
    5,256.32x = 7,875.20 × 4,684.28
  4. Step 4: Simplify right side
    5,256.32x = 36,889,641.86
  5. Step 5: Solve for x
    x = 36,889,641.86/5,256.32
  6. Step 6: Final answer
    x = 7,018.15

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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.