Home / 10,368.09-15,557.63-4,818.60

Finding the Fourth Proportional to 10,368.09, 15,557.63 and 4,818.60

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Solution

The fourth proportional to 10,368.09, 15,557.63 and 4,818.60 is: 7,230.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368.09 : 15,557.63 = 4,818.60 : x
  2. Step 2: Convert to fraction form
    10,368.09/15,557.63 = 4,818.60/x
  3. Step 3: Cross multiply
    10,368.09x = 15,557.63 × 4,818.60
  4. Step 4: Simplify right side
    10,368.09x = 74,965,995.92
  5. Step 5: Solve for x
    x = 74,965,995.92/10,368.09
  6. Step 6: Final answer
    x = 7,230.45

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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.