Home / 10,313.60-14,232.80-5,597.92

Finding the Fourth Proportional to 10,313.60, 14,232.80 and 5,597.92

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Solution

The fourth proportional to 10,313.60, 14,232.80 and 5,597.92 is: 7,725.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,313.60 : 14,232.80 = 5,597.92 : x
  2. Step 2: Convert to fraction form
    10,313.60/14,232.80 = 5,597.92/x
  3. Step 3: Cross multiply
    10,313.60x = 14,232.80 × 5,597.92
  4. Step 4: Simplify right side
    10,313.60x = 79,674,075.78
  5. Step 5: Solve for x
    x = 79,674,075.78/10,313.60
  6. Step 6: Final answer
    x = 7,725.15

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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.