Home / 10,937.16-15,091.52-6,460.29

Finding the Fourth Proportional to 10,937.16, 15,091.52 and 6,460.29

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Solution

The fourth proportional to 10,937.16, 15,091.52 and 6,460.29 is: 8,914.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,937.16 : 15,091.52 = 6,460.29 : x
  2. Step 2: Convert to fraction form
    10,937.16/15,091.52 = 6,460.29/x
  3. Step 3: Cross multiply
    10,937.16x = 15,091.52 × 6,460.29
  4. Step 4: Simplify right side
    10,937.16x = 97,495,563.44
  5. Step 5: Solve for x
    x = 97,495,563.44/10,937.16
  6. Step 6: Final answer
    x = 8,914.16

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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.