Home / 5,946.60-8,210.34-5,315.12

Finding the Fourth Proportional to 5,946.60, 8,210.34 and 5,315.12

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Solution

The fourth proportional to 5,946.60, 8,210.34 and 5,315.12 is: 7,338.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,946.60 : 8,210.34 = 5,315.12 : x
  2. Step 2: Convert to fraction form
    5,946.60/8,210.34 = 5,315.12/x
  3. Step 3: Cross multiply
    5,946.60x = 8,210.34 × 5,315.12
  4. Step 4: Simplify right side
    5,946.60x = 43,638,901.29
  5. Step 5: Solve for x
    x = 43,638,901.29/5,946.60
  6. Step 6: Final answer
    x = 7,338.46

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.