Home / 4,316.90-6,476.40-1,395.23

Finding the Fourth Proportional to 4,316.90, 6,476.40 and 1,395.23

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Solution

The fourth proportional to 4,316.90, 6,476.40 and 1,395.23 is: 2,093.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,316.90 : 6,476.40 = 1,395.23 : x
  2. Step 2: Convert to fraction form
    4,316.90/6,476.40 = 1,395.23/x
  3. Step 3: Cross multiply
    4,316.90x = 6,476.40 × 1,395.23
  4. Step 4: Simplify right side
    4,316.90x = 9,036,035.19
  5. Step 5: Solve for x
    x = 9,036,035.19/4,316.90
  6. Step 6: Final answer
    x = 2,093.18

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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.