Home / 7,445.41-10,274.83-4,088.28

Finding the Fourth Proportional to 7,445.41, 10,274.83 and 4,088.28

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Solution

The fourth proportional to 7,445.41, 10,274.83 and 4,088.28 is: 5,641.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,445.41 : 10,274.83 = 4,088.28 : x
  2. Step 2: Convert to fraction form
    7,445.41/10,274.83 = 4,088.28/x
  3. Step 3: Cross multiply
    7,445.41x = 10,274.83 × 4,088.28
  4. Step 4: Simplify right side
    7,445.41x = 42,006,381.99
  5. Step 5: Solve for x
    x = 42,006,381.99/7,445.41
  6. Step 6: Final answer
    x = 5,641.92

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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.