Home / 10,482.19-15,707.99-4,861.58

Finding the Fourth Proportional to 10,482.19, 15,707.99 and 4,861.58

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Solution

The fourth proportional to 10,482.19, 15,707.99 and 4,861.58 is: 7,285.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,482.19 : 15,707.99 = 4,861.58 : x
  2. Step 2: Convert to fraction form
    10,482.19/15,707.99 = 4,861.58/x
  3. Step 3: Cross multiply
    10,482.19x = 15,707.99 × 4,861.58
  4. Step 4: Simplify right side
    10,482.19x = 76,365,547.18
  5. Step 5: Solve for x
    x = 76,365,547.18/10,482.19
  6. Step 6: Final answer
    x = 7,285.27

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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.