Home / 10,734.95-14,815.08-6,258.40

Finding the Fourth Proportional to 10,734.95, 14,815.08 and 6,258.40

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Solution

The fourth proportional to 10,734.95, 14,815.08 and 6,258.40 is: 8,637.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,734.95 : 14,815.08 = 6,258.40 : x
  2. Step 2: Convert to fraction form
    10,734.95/14,815.08 = 6,258.40/x
  3. Step 3: Cross multiply
    10,734.95x = 14,815.08 × 6,258.40
  4. Step 4: Simplify right side
    10,734.95x = 92,718,659.63
  5. Step 5: Solve for x
    x = 92,718,659.63/10,734.95
  6. Step 6: Final answer
    x = 8,637.08

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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.