Home / 7,479.09-10,322.63-4,294.53

Finding the Fourth Proportional to 7,479.09, 10,322.63 and 4,294.53

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Solution

The fourth proportional to 7,479.09, 10,322.63 and 4,294.53 is: 5,927.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,479.09 : 10,322.63 = 4,294.53 : x
  2. Step 2: Convert to fraction form
    7,479.09/10,322.63 = 4,294.53/x
  3. Step 3: Cross multiply
    7,479.09x = 10,322.63 × 4,294.53
  4. Step 4: Simplify right side
    7,479.09x = 44,330,844.21
  5. Step 5: Solve for x
    x = 44,330,844.21/7,479.09
  6. Step 6: Final answer
    x = 5,927.30

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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.