Home / 3,030.40-4,547.04-1,732.32

Finding the Fourth Proportional to 3,030.40, 4,547.04 and 1,732.32

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Solution

The fourth proportional to 3,030.40, 4,547.04 and 1,732.32 is: 2,599.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,030.40 : 4,547.04 = 1,732.32 : x
  2. Step 2: Convert to fraction form
    3,030.40/4,547.04 = 1,732.32/x
  3. Step 3: Cross multiply
    3,030.40x = 4,547.04 × 1,732.32
  4. Step 4: Simplify right side
    3,030.40x = 7,876,928.33
  5. Step 5: Solve for x
    x = 7,876,928.33/3,030.40
  6. Step 6: Final answer
    x = 2,599.30

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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.