Home / 10,788.34-14,886.53-6,071.71

Finding the Fourth Proportional to 10,788.34, 14,886.53 and 6,071.71

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Solution

The fourth proportional to 10,788.34, 14,886.53 and 6,071.71 is: 8,378.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,788.34 : 14,886.53 = 6,071.71 : x
  2. Step 2: Convert to fraction form
    10,788.34/14,886.53 = 6,071.71/x
  3. Step 3: Cross multiply
    10,788.34x = 14,886.53 × 6,071.71
  4. Step 4: Simplify right side
    10,788.34x = 90,386,625.49
  5. Step 5: Solve for x
    x = 90,386,625.49/10,788.34
  6. Step 6: Final answer
    x = 8,378.18

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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.