Home / 1,547.60-2,135.16-1,023.44

Finding the Fourth Proportional to 1,547.60, 2,135.16 and 1,023.44

Calculator

Solution

The fourth proportional to 1,547.60, 2,135.16 and 1,023.44 is: 1,412.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,547.60 : 2,135.16 = 1,023.44 : x
  2. Step 2: Convert to fraction form
    1,547.60/2,135.16 = 1,023.44/x
  3. Step 3: Cross multiply
    1,547.60x = 2,135.16 × 1,023.44
  4. Step 4: Simplify right side
    1,547.60x = 2,185,208.15
  5. Step 5: Solve for x
    x = 2,185,208.15/1,547.60
  6. Step 6: Final answer
    x = 1,412.00

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.