Home / 10,307.56-15,457.68-6,360.92

Finding the Fourth Proportional to 10,307.56, 15,457.68 and 6,360.92

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Solution

The fourth proportional to 10,307.56, 15,457.68 and 6,360.92 is: 9,539.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,307.56 : 15,457.68 = 6,360.92 : x
  2. Step 2: Convert to fraction form
    10,307.56/15,457.68 = 6,360.92/x
  3. Step 3: Cross multiply
    10,307.56x = 15,457.68 × 6,360.92
  4. Step 4: Simplify right side
    10,307.56x = 98,325,065.87
  5. Step 5: Solve for x
    x = 98,325,065.87/10,307.56
  6. Step 6: Final answer
    x = 9,539.12

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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.