Home / 10,070.51-15,106.79-4,804.62

Finding the Fourth Proportional to 10,070.51, 15,106.79 and 4,804.62

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Solution

The fourth proportional to 10,070.51, 15,106.79 and 4,804.62 is: 7,207.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,070.51 : 15,106.79 = 4,804.62 : x
  2. Step 2: Convert to fraction form
    10,070.51/15,106.79 = 4,804.62/x
  3. Step 3: Cross multiply
    10,070.51x = 15,106.79 × 4,804.62
  4. Step 4: Simplify right side
    10,070.51x = 72,582,361.35
  5. Step 5: Solve for x
    x = 72,582,361.35/10,070.51
  6. Step 6: Final answer
    x = 7,207.42

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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.