Home / 10,859.95-14,985.43-6,383.35

Finding the Fourth Proportional to 10,859.95, 14,985.43 and 6,383.35

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Solution

The fourth proportional to 10,859.95, 14,985.43 and 6,383.35 is: 8,808.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,859.95 : 14,985.43 = 6,383.35 : x
  2. Step 2: Convert to fraction form
    10,859.95/14,985.43 = 6,383.35/x
  3. Step 3: Cross multiply
    10,859.95x = 14,985.43 × 6,383.35
  4. Step 4: Simplify right side
    10,859.95x = 95,657,244.59
  5. Step 5: Solve for x
    x = 95,657,244.59/10,859.95
  6. Step 6: Final answer
    x = 8,808.26

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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.