Home / 3,030.75-4,547.88-1,570.68

Finding the Fourth Proportional to 3,030.75, 4,547.88 and 1,570.68

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Solution

The fourth proportional to 3,030.75, 4,547.88 and 1,570.68 is: 2,356.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,030.75 : 4,547.88 = 1,570.68 : x
  2. Step 2: Convert to fraction form
    3,030.75/4,547.88 = 1,570.68/x
  3. Step 3: Cross multiply
    3,030.75x = 4,547.88 × 1,570.68
  4. Step 4: Simplify right side
    3,030.75x = 7,143,264.16
  5. Step 5: Solve for x
    x = 7,143,264.16/3,030.75
  6. Step 6: Final answer
    x = 2,356.93

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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.