Home / 10,130.07-15,189.84-4,580.76

Finding the Fourth Proportional to 10,130.07, 15,189.84 and 4,580.76

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Solution

The fourth proportional to 10,130.07, 15,189.84 and 4,580.76 is: 6,868.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,130.07 : 15,189.84 = 4,580.76 : x
  2. Step 2: Convert to fraction form
    10,130.07/15,189.84 = 4,580.76/x
  3. Step 3: Cross multiply
    10,130.07x = 15,189.84 × 4,580.76
  4. Step 4: Simplify right side
    10,130.07x = 69,581,011.48
  5. Step 5: Solve for x
    x = 69,581,011.48/10,130.07
  6. Step 6: Final answer
    x = 6,868.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.