Home / 5,547.64-8,281.74-5,142.64

Finding the Fourth Proportional to 5,547.64, 8,281.74 and 5,142.64

Calculator

Solution

The fourth proportional to 5,547.64, 8,281.74 and 5,142.64 is: 7,677.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,547.64 : 8,281.74 = 5,142.64 : x
  2. Step 2: Convert to fraction form
    5,547.64/8,281.74 = 5,142.64/x
  3. Step 3: Cross multiply
    5,547.64x = 8,281.74 × 5,142.64
  4. Step 4: Simplify right side
    5,547.64x = 42,590,007.39
  5. Step 5: Solve for x
    x = 42,590,007.39/5,547.64
  6. Step 6: Final answer
    x = 7,677.14

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.