Home / 7,445.53-10,274.96-4,088.49

Finding the Fourth Proportional to 7,445.53, 10,274.96 and 4,088.49

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Solution

The fourth proportional to 7,445.53, 10,274.96 and 4,088.49 is: 5,642.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,445.53 : 10,274.96 = 4,088.49 : x
  2. Step 2: Convert to fraction form
    7,445.53/10,274.96 = 4,088.49/x
  3. Step 3: Cross multiply
    7,445.53x = 10,274.96 × 4,088.49
  4. Step 4: Simplify right side
    7,445.53x = 42,009,071.21
  5. Step 5: Solve for x
    x = 42,009,071.21/7,445.53
  6. Step 6: Final answer
    x = 5,642.19

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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.