Home / 9,860.77-14,767.58-5,688.13

Finding the Fourth Proportional to 9,860.77, 14,767.58 and 5,688.13

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Solution

The fourth proportional to 9,860.77, 14,767.58 and 5,688.13 is: 8,518.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,860.77 : 14,767.58 = 5,688.13 : x
  2. Step 2: Convert to fraction form
    9,860.77/14,767.58 = 5,688.13/x
  3. Step 3: Cross multiply
    9,860.77x = 14,767.58 × 5,688.13
  4. Step 4: Simplify right side
    9,860.77x = 83,999,914.83
  5. Step 5: Solve for x
    x = 83,999,914.83/9,860.77
  6. Step 6: Final answer
    x = 8,518.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.