Home / 6,368.28-9,547.80-4,283.11

Finding the Fourth Proportional to 6,368.28, 9,547.80 and 4,283.11

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Solution

The fourth proportional to 6,368.28, 9,547.80 and 4,283.11 is: 6,421.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,368.28 : 9,547.80 = 4,283.11 : x
  2. Step 2: Convert to fraction form
    6,368.28/9,547.80 = 4,283.11/x
  3. Step 3: Cross multiply
    6,368.28x = 9,547.80 × 4,283.11
  4. Step 4: Simplify right side
    6,368.28x = 40,894,277.66
  5. Step 5: Solve for x
    x = 40,894,277.66/6,368.28
  6. Step 6: Final answer
    x = 6,421.56

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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.