Home / 7,445.16-10,274.33-4,088.19

Finding the Fourth Proportional to 7,445.16, 10,274.33 and 4,088.19

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Solution

The fourth proportional to 7,445.16, 10,274.33 and 4,088.19 is: 5,641.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,445.16 : 10,274.33 = 4,088.19 : x
  2. Step 2: Convert to fraction form
    7,445.16/10,274.33 = 4,088.19/x
  3. Step 3: Cross multiply
    7,445.16x = 10,274.33 × 4,088.19
  4. Step 4: Simplify right side
    7,445.16x = 42,003,420.04
  5. Step 5: Solve for x
    x = 42,003,420.04/7,445.16
  6. Step 6: Final answer
    x = 5,641.71

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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.