Home / 12,256.16-16,916.51-6,954.08

Finding the Fourth Proportional to 12,256.16, 16,916.51 and 6,954.08

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Solution

The fourth proportional to 12,256.16, 16,916.51 and 6,954.08 is: 9,598.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,256.16 : 16,916.51 = 6,954.08 : x
  2. Step 2: Convert to fraction form
    12,256.16/16,916.51 = 6,954.08/x
  3. Step 3: Cross multiply
    12,256.16x = 16,916.51 × 6,954.08
  4. Step 4: Simplify right side
    12,256.16x = 117,638,763.86
  5. Step 5: Solve for x
    x = 117,638,763.86/12,256.16
  6. Step 6: Final answer
    x = 9,598.34

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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.