Home / 7,475.76-10,313.12-4,330.13

Finding the Fourth Proportional to 7,475.76, 10,313.12 and 4,330.13

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Solution

The fourth proportional to 7,475.76, 10,313.12 and 4,330.13 is: 5,973.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,475.76 : 10,313.12 = 4,330.13 : x
  2. Step 2: Convert to fraction form
    7,475.76/10,313.12 = 4,330.13/x
  3. Step 3: Cross multiply
    7,475.76x = 10,313.12 × 4,330.13
  4. Step 4: Simplify right side
    7,475.76x = 44,657,109.57
  5. Step 5: Solve for x
    x = 44,657,109.57/7,475.76
  6. Step 6: Final answer
    x = 5,973.59

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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.