Home / 7,322.40-10,104.75-4,670.46

Finding the Fourth Proportional to 7,322.40, 10,104.75 and 4,670.46

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Solution

The fourth proportional to 7,322.40, 10,104.75 and 4,670.46 is: 6,445.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,322.40 : 10,104.75 = 4,670.46 : x
  2. Step 2: Convert to fraction form
    7,322.40/10,104.75 = 4,670.46/x
  3. Step 3: Cross multiply
    7,322.40x = 10,104.75 × 4,670.46
  4. Step 4: Simplify right side
    7,322.40x = 47,193,830.69
  5. Step 5: Solve for x
    x = 47,193,830.69/7,322.40
  6. Step 6: Final answer
    x = 6,445.13

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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.