Home / 10,612.33-14,643.84-6,135.40

Finding the Fourth Proportional to 10,612.33, 14,643.84 and 6,135.40

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Solution

The fourth proportional to 10,612.33, 14,643.84 and 6,135.40 is: 8,466.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,612.33 : 14,643.84 = 6,135.40 : x
  2. Step 2: Convert to fraction form
    10,612.33/14,643.84 = 6,135.40/x
  3. Step 3: Cross multiply
    10,612.33x = 14,643.84 × 6,135.40
  4. Step 4: Simplify right side
    10,612.33x = 89,845,779.33
  5. Step 5: Solve for x
    x = 89,845,779.33/10,612.33
  6. Step 6: Final answer
    x = 8,466.17

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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.