Home / 9,445.36-13,037.55-6,460.12

Finding the Fourth Proportional to 9,445.36, 13,037.55 and 6,460.12

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Solution

The fourth proportional to 9,445.36, 13,037.55 and 6,460.12 is: 8,916.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,445.36 : 13,037.55 = 6,460.12 : x
  2. Step 2: Convert to fraction form
    9,445.36/13,037.55 = 6,460.12/x
  3. Step 3: Cross multiply
    9,445.36x = 13,037.55 × 6,460.12
  4. Step 4: Simplify right side
    9,445.36x = 84,224,137.51
  5. Step 5: Solve for x
    x = 84,224,137.51/9,445.36
  6. Step 6: Final answer
    x = 8,916.99

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Double scale
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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.