Home / 7,397.92-10,208.72-4,254.16

Finding the Fourth Proportional to 7,397.92, 10,208.72 and 4,254.16

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Solution

The fourth proportional to 7,397.92, 10,208.72 and 4,254.16 is: 5,870.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,397.92 : 10,208.72 = 4,254.16 : x
  2. Step 2: Convert to fraction form
    7,397.92/10,208.72 = 4,254.16/x
  3. Step 3: Cross multiply
    7,397.92x = 10,208.72 × 4,254.16
  4. Step 4: Simplify right side
    7,397.92x = 43,429,528.28
  5. Step 5: Solve for x
    x = 43,429,528.28/7,397.92
  6. Step 6: Final answer
    x = 5,870.51

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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.