Home / 7,445.28-10,263.06-5,870.64

Finding the Fourth Proportional to 7,445.28, 10,263.06 and 5,870.64

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Solution

The fourth proportional to 7,445.28, 10,263.06 and 5,870.64 is: 8,092.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,445.28 : 10,263.06 = 5,870.64 : x
  2. Step 2: Convert to fraction form
    7,445.28/10,263.06 = 5,870.64/x
  3. Step 3: Cross multiply
    7,445.28x = 10,263.06 × 5,870.64
  4. Step 4: Simplify right side
    7,445.28x = 60,250,730.56
  5. Step 5: Solve for x
    x = 60,250,730.56/7,445.28
  6. Step 6: Final answer
    x = 8,092.47

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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.